Question

A salt can be between produced by reaction.
A. A weak acid and weak base.
B. Metal oxide and water.
C. Metal and a mineral acid.
D. Metal oxide and a mineral acid.

• A. A, B and C
• B. B, C and D
• C. C, D and A
• D. D, A and B

Answer 1

The correct option is C C, D and A

1. We know acid and base react to form salt and water. So, A is correct.
2. Metal reacts with mineral acid to form hydrogen and the salt of the metal.
3. Metal oxides and mineral acids also produce salt and water.