What characteristics distinguish a strong acid from a weak acid? Part 1: In aque

Question

What characteristics distinguish a strong acid from a weak acid?

Part 1:

In aqueous solutions strong acids _____ .

A. form dilute solutions

B. ionize essentially 100%

C. ionize 10% or less

D. form concentrated solutions

Part 2:

In strong acids the H - X bond (where X stands for any element other than H) is ____ .

A. very weak

B. medium strength

C. very strong

Part 3:

When pure strong acids are gases they are present as ___ .

A. a mixture of atoms and molecules

B. molecules

C. atoms

D. a mixture of atoms and ions

E. a mixture of ions and molecules

F. ions

Part 4:

When dissolved in water forming an aqueous solution strong acids are present as ___ .

A. a mixture of ions and molecules

B. a mixture of atoms and molecules

C. ions

D. a mixture of atoms and ions

E. molecules

F. atoms

Explanation / Answer

1.

In aqueous solutions strong acids ionise essentially 100%

2.

In strong acid H-X bond is very weak because of greatest electronegative difference

3.

In gaseous state strong acid present as molecules

4.
when strong acid is dissolved in water, they are present as ions

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