Verbal Counting Requires Separate Skills

question 12

Multiple Choice

Verbal counting requires separate skills.Identify the statement that represents one of them.

• A)One-to-one correspondence.
• B)Last word names the quantity.
• C)Greater than,less than and equal to relationships.
• D)Anchor numbers.

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Definitions:

Haloform Reaction

A chemical reaction where a haloform is produced by the halogenation of methyl ketones in the presence of base.

2-Pentanone

An organic compound with the formula C5H10O, a ketone with a five-carbon chain, with the carbonyl group at the second carbon.

Hell-Volhard-Zelinsky Reaction

A chemical reaction used for the halogenation of carboxylic acids at the α position.

α-Bromination

The substitution reaction where a hydrogen atom adjacent to a carbonyl group in a molecule is replaced by a bromine atom.