Question

(a) A basic oxide which is soluble in water,
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Answer 1

Answer:

An oxide that combines with water to give an acid is termed as an acidic oxide. The oxide that gives a base in water is known as a basic oxide. An amphoteric solution is a substance that can chemically react as either acid or base.

...

Trends in Acid-Base Behavior.

1 Na

2 Mg

3 Al

14 Si

15 P

Answer 2

Answer:

An oxide that combines with water to give an acid is termed as an acidic oxide. The oxide that gives a base in water is known as a basic oxide. An amphoteric solution is a substance that can chemically react as either acid or base.

...

Trends in Acid-Base Behavior.

1 Li

2 be

3 B1

4 C15