Kemi prøve

Tegn den funktionelle gruppe keton

Tegn den funktionelle gruppe keton

Answer explanation

Hvad er trivialnavnet for eddikesyre?

• ethansyre

• methansyre

• propansyre

• butansyre

Hvad er trivialnavnet for eddikesyre?

• ethansyre

• methansyre

• propansyre

• butansyre

The bond between ice molecules is

• ionic

• covalent

• a hydrogen

• metallic

The atom with the largest atomic radius in Group 8A is -

• Ar

• He

• Kr

• Rn

Which has the greater EN: 
N or C?

• C
• N

How does oxygen become an oxide ion?

• it loses 2 electrons

• it gains 2 electrons

• it shares electrons

• it releases energy

How many valence electrons does Carbon have?

• 4

• 5

• 6

• 8

Hvad er trivialnavnet for ethansyre?

• eddike

• saltsyre

• svovlsyre

• smørsyre