reaction between metal carbonates and acids

what gas is produce after reaction between metal carbonates and acids

• hydrogen

• oxygen

• carbon dioxide

which one is not produced after the reaction between metal carbonates and acid

• hydrogen

• water

• carbon dioxide

which in the following is the right equation for reaction between metal carbonates and acid?

• Metal carbonate + hydrochloric acid → metal chloride + water + hydrogen

• Metal carbonate + hydrochloric acid → metal chloride + carbon dioxide

• Metal carbonate + hydrochloric acid → metal chloride + water + carbon dioxide

What is the gas produced in the reaction of an acid with a base?

• Hydrogen

• none

• Carbon dioxide

When acid reacts with a base, the product of the reaction is

• salt + H2

• salt + H2O

• salt + CO2 + H2O

Which in the following is the right equation for sulfuric acid + Sodium hydroxide

• SO2 + NaOH --> Na2SO4 + H2O

• H2SO4 + NaOH --> Na2SO4 + H2O

• H2SO4 + NaOH --> Na2SO4 + H2

Which in the following is sulfuric acid?

• HNO3

• H2SO4

• NH4OH

• HCl

The metal reacts with acid will produce

• hydrogen gas

• oxygen gas

• water

Alkali is a base that ........ in water

• dissolve

• react

• solidify

Base and acid can cancel each other when they react. the reaction of acid and base is called ...... reaction

• displacement

• neutralisation

• oxidation