Quiz Chapter 2 - Chemistry103 ( Pharmacgy )

10 Questions | By Pharmacgy | Last updated: Mar 21, 2022 | Total Attempts: 196

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Quiz Chapter 2 - Chemistry103 ( Pharmacgy ) - Quiz

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1.

The group 2A called ?
- A.
  
  Alkali metal
- B.
  
  Noble gases
- C.
  
  Halogens
- D.
  
  Alkali Earth metal
2.

Which of the following elements consider metal ?
- A.
  
  Na
- B.
  
  C
- C.
  
  N
- D.
  
  He
3.

The charge of elements in group 8A is :
- A.
  
  +1
- B.
  
  -1
- C.
  
  -3
- D.
  
  Zero
4.

Which of the following compounds consider ionic ?
- A.
  
  MgS
- B.
  
  H2O
- C.
  
  CH4
- D.
  
  N2O3
5.

The correct empirical formula produces from Li and N :
- A.
  
  LiN
- B.
  
  Li₂N₃
- C.
  
  Li₃N
- D.
  
  Li₃N₂
6.

Which of the following elements consider non-metal ?
- A.
  
  Na
- B.
  
  Cl
- C.
  
  K
- D.
  
  Al
7.

Salt X₃P₂, the X ion in this salt has 10 electrons , the metal X is :
- A.
  
  Ca
- B.
  
  Na
- C.
  
  Mg
- D.
  
  Al
8.

The ionic compound from Al and N , Li and S respectively ?
- A.
  
  AlN , LiS₂
- B.
  
  Al₂N , Li₂S
- C.
  
  AlN , Li₂S
- D.
  
  AlN₂ , LiS
9.

When a metal and non-metal react , the ______ tends to lose electrons and the ______ tends to gain electrins .
- A.
  
  Metal , metal
- B.
  
  Non-metal , non-metal
- C.
  
  Metal , non-metal
- D.
  
  Non-metal , metal
10.

Which pair of elements would you expect to exhibit the greatest similarity in their chemical and physical properties ?
- A.
  
  C , N
- B.
  
  O , S
- C.
  
  K , Ca
- D.
  
  H , He

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