A quiz to get students using the evidence provided to make inferences about acid and base questions
It is an alkalai
It is an acid
It is a base
It turns universal indicator red
Red is the colour of lemon juice
That orange juice turns universal indicator solution red
That orange juice is an acid
That orange juice is pH neutral
That orange juice turns universal indicator solution light green
Neural
Neutron
Neutral
Neutralisation
Orange
Blue
Red
Light green
Water is an acid
Water is a neutral substance
Water is weakly acidic
That acids and bases turn universal indicator light green
That acids and bases react together to form a new substance or substances that are neutral
That acids and bases don't react chemically
Hydrochloric acid + sodium hydroxide --------> water + sodium chloride
Salt water --------> water + sodium chloride
Hydrochloric acid + sodium hydroxide --------> salt water
Sodium chloride + water --------> acid + base
It could be a base
It could be an acid
It could be a weak acid or weak base
It could be a strong acid or strong base
Get the teacher to put a weaker acid such as vinegar on your hand
Get the teacher to put a weaker acid such as baking soda on your hand
Get the teacher to put a weak base such as baking soda on your hand
Get the teacher to put a weak base such as vinegar on your hand
Because baking soda soothes the wound; bee stings are basic and strong bases can hurt
Because baking soda is a base, the bee sting is acidic, and the two neutralise. The pain partly comes from the acidic property of the bee sting
Lemon juice, coca cola, vinegar, lime juice
Lemon juice, battery acid, vinegar, stomach acid (HCl)
Orange juice, battery acid, stomach acid
Water, lemon juice, salt water
Lemon juice and baking soda
Vinegar and lemon juice
Vinegar and baking soda
It is an acid
It is a weak base (about pH 8)
It is a strong base
It is a neutral substance
It is a very strong acid (pH 1)
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