Periodic Table Trivia

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Quizzes Created: 1 | Total Attempts: 48,054
Questions: 20 | Viewed: 48,085

1.

How many element groups are there?

Answer: 18
Explanation:
The elements in the periodic table are organized into groups based on their similar chemical properties and electronic configurations. The number of element groups is determined by the columns in the periodic table. Each column represents a group, and the elements within a group share similar characteristics. There are 18 columns or groups in the periodic table labeled from 1 to 18. The elements in the same group have the same number of electrons in their outermost electron shell, which contributes to their similar chemical behavior. The division into groups helps in understanding and predicting the chemical behavior of elements. So, when the question mentions "element groups," it is referring to these 18 columns in the periodic table.
2.

Who is the creator of the periodic table?

Answer: Dimitri Mendeleev
Explanation:
Dimitri Mendeleev is credited as the creator of the periodic table. He was a Russian chemist who organized the elements based on their atomic weight and properties. Mendeleev's periodic table arranged the elements in rows and columns, leaving gaps for undiscovered elements and predicting their properties. His work laid the foundation for the modern periodic table that we use today.
3.

The symbol Au stands for what element?

Answer: Gold
Explanation:
The symbol Au represents the element gold in the periodic table. Chemical elements are often represented by one or two-letter symbols, and in this case, Au is derived from the Latin word "aurum," which means gold. Each element has a unique symbol to simplify communication in the field of chemistry. Therefore, when you see the symbol Au, it specifically refers to the metallic element gold with its distinct properties and characteristics.
4.

What is the atomic number for helium?

Answer: 2
Explanation:
The atomic number of an element is the number of protons found in the nucleus of its atoms. For helium, the atomic number is 2, which means each helium atom has two protons. The atomic number determines the element's identity and its position on the periodic table. Helium, with an atomic number of 2, is a noble gas, making it very stable and non-reactive. It is the second element on the periodic table, following hydrogen. Understanding atomic numbers helps in identifying elements and predicting their chemical behavior based on their position in the periodic table.
5.

What is the symbol for tin?

Answer: Sn
Explanation:
The symbol Sn represents the element tin in the periodic table. Chemical symbols are standardized abbreviations used to represent elements, and they are often derived from the element's name in English, Latin, or another language. In the case of tin, the symbol Sn is based on the Latin word "stannum." So, whenever you see the symbol Sn, it specifically denotes the element tin with its unique properties and characteristics.
6.

What is the atomic number for the element tantalum?

Answer: 73
Explanation:
The atomic number of an element is the number of protons in its nucleus. Tantalum has an atomic number of 73, meaning each atom of tantalum contains 73 protons. This atomic number places tantalum in the transition metals category on the periodic table, specifically in group 5. Tantalum is known for its high melting point and resistance to corrosion, making it useful in electronic components, surgical instruments, and aerospace applications. Knowing the atomic number helps in identifying elements and understanding their properties and behavior in chemical reactions.
7.

What is the symbol for Argon?

Answer: Ar
Explanation:
The correct symbol for Argon is Ar. Argon is a chemical element with the atomic number 18 and is a noble gas. Its symbol "Ar" is derived from the first two letters of its name. Argon is colorless, odorless, and tasteless, making it a commonly used gas for various applications, such as filling light bulbs and as a shielding gas in welding.
8.

What is the atomic number for beryllium?

Answer: 4
Explanation:
The atomic number of an element indicates the number of protons in its nucleus. Beryllium has an atomic number of 4, which means each atom of beryllium contains four protons. This places beryllium in the second period and group 2 of the periodic table, classifying it as an alkaline earth metal. Beryllium is lightweight, has a high melting point, and is used in aerospace materials and certain types of X-ray equipment. Understanding atomic numbers is essential for identifying elements and predicting their chemical properties and behaviors based on their position in the periodic table.
9.

The element germanium is in what element group?

Answer: Semi-Metal
Explanation:
Germanium is classified as a semi-metal because it possesses properties of both metals and non-metals. It has a metallic luster and conducts electricity like a metal, but it is also brittle and behaves as a non-metal in certain chemical reactions. Therefore, it falls into the category of semi-metals or metalloids, which are elements that exhibit intermediate characteristics between metals and non-metals.
10.

The element Rubidium is in what element group?

Answer: Alkali metal
Explanation:
Rubidium belongs to the alkali metal group. Alkali metals are highly reactive and have only one valence electron, making them very reactive and easily losing that electron to form a positive ion. Rubidium, like other alkali metals, exhibits similar properties such as low melting and boiling points, softness, and high reactivity with water and air. Therefore, the correct answer is alkali metal.
11.

What is the atomic number for cesium?

Answer: 55
Explanation:
The atomic number of an element is the number of protons in its nucleus. Cesium has an atomic number of 55, meaning each cesium atom has 55 protons. This positions cesium in group 1 of the periodic table, among the alkali metals. Cesium is highly reactive, especially with water, and has one of the lowest melting points of all metallic elements. It is used in various applications, such as atomic clocks and in the oil industry for drilling fluids. Knowing the atomic number helps identify elements and understand their properties and how they behave chemically.
12.

What is the symbol for ruthenium?

Answer: Ru
Explanation:
The symbol "Ru" represents the element ruthenium in the periodic table. Chemical symbols are standardized abbreviations used to uniquely identify elements. In the case of ruthenium, the symbol "Ru" is derived from its name. The use of symbols makes it convenient to write chemical formulas and represent elements in a concise and standardized manner. Therefore, when you see the symbol Ru, you can specifically identify it as the element ruthenium, which has distinct properties and characteristics.
13.

What is the symbol for manganese?

Answer: Mn
Explanation:
The symbol Mn represents the element manganese in the periodic table. Chemical symbols are standardized abbreviations used to uniquely identify elements. In the case of manganese, the symbol Mn is derived from its name. The use of symbols makes it convenient to write chemical formulas and represent elements in a concise and standardized manner. Therefore, when you see the symbol Mn, you can specifically identify it as the element manganese, which has distinct properties and characteristics.
14.

What is the symbol for phosphorus?

Answer: P
Explanation:
The symbol "P" represents the element phosphorus in the periodic table. Chemical symbols are standardized abbreviations used to uniquely identify elements. In the case of phosphorus, the symbol "P" is derived from its name. Using symbols makes it easy to write chemical formulas and represent elements in a concise and standardized manner. Therefore, when you see the symbol P, you can specifically identify it as the element phosphorus, which has distinct properties and characteristics.
15.

The symbol Fe stands for which element?

Answer: Iron
Explanation:
The symbol Fe stands for the element iron. This symbol comes from the Latin word "ferrum," which means iron. Iron is a metal that is very important in many industries. It is used to make steel, which is an essential material for building and manufacturing. Iron is also a crucial part of hemoglobin in our blood, which helps transport oxygen throughout the body. Understanding chemical symbols, like Fe for iron, is important for reading the periodic table and learning about the elements and their roles in various chemical reactions and everyday applications.
16.

The element neon is from what group?

Answer: Noble Gas
Explanation:
Neon belongs to the noble gas group because it possesses a full outer electron shell, making it stable and unreactive. Noble gases are known for their low reactivity and high stability due to their full valence electron shells. Neon, along with other noble gases like helium, argon, krypton, xenon, and radon, does not readily form compounds with other elements.
17.

What is the atomic weight of copper?

Answer: 63.557
Explanation:
The atomic weight of copper is 63.557. This value represents the average mass of an atom of copper, taking into account the different isotopes and their abundance. The atomic weight is calculated by multiplying the atomic mass of each isotope by its relative abundance and summing up these values. 
18.

What is the atomic mass for Nitrogen?

Answer: 14
Explanation:
The atomic mass for Nitrogen is 14. This is because the atomic mass of an element is the weighted average mass of all its isotopes, taking into account the abundance of each isotope. Nitrogen has two main isotopes: Nitrogen-14 and Nitrogen-15. Nitrogen-14 is the most abundant isotope, making up about 99.6% of natural nitrogen. Nitrogen-15 is less abundant. By calculating the weighted average of these isotopes, we arrive at an atomic mass of 14 for Nitrogen.
19.

What is the atomic number for Nitrogen?

Answer: 7
Explanation:
The atomic number of an element is the number of protons in its nucleus. Nitrogen has an atomic number of 7, meaning each nitrogen atom contains seven protons. This places nitrogen in group 15 and period 2 of the periodic table. Nitrogen is a non-metal and makes up about 78% of the Earth's atmosphere. It is essential for all living organisms as it is a key component of amino acids, proteins, and nucleic acids. Understanding atomic numbers is crucial for identifying elements and predicting their chemical properties and behavior based on their position in the periodic table.
20.

Which element is the most abundant element in the universe?

Answer: Hydrogen
Explanation:
Hydrogen is the most abundant element in the universe because it is the primary constituent of stars and makes up about 75% of the elemental mass in the universe. It is also a key component of water and many organic compounds, making it essential for life as we know it.
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