Which of these are characteristics of all alkenes? Unsaturated Carbon-carbon dou

Question

Which of these are characteristics of all alkenes?

Unsaturated

Carbon-carbon double bond

Saturated

I and II only

II and III only

I and III only

I, II, and III

II only

Plastic wrap is made of nonpolar molecules and is able to stick well to polar surfaces, such as glass, by way of dipole-induced dipole molecular attractions. How is it, that plastic wrap also sticks to itself so well?

By way of induced dipole-induced dipole molecular attractions.

By way of dipole-dipole molecular attractions.

By way of dipole-induced dipole molecular attractions

Ions are formed as the plastic rubs against itself.

Which of these statements about boiling point is correct?

I.

Boiling occurs when sufficient molecular energy to convert a liquid to a gas.

II.

The stronger the cohesive forces the higher the boiling point.

III.

Boiling results in the cleavage of chemical bonds.

I only

II only

III only

I and II

II and III

Which of these water treatment systems removes organic contaminants?

chlorination

water softening

reverse osmosis

coagulation

carbon filtering

Which of these is not a common monosaccharide?

I. Glucose

II. Fructose

III. Lactose

III only

II only

II and III

I and II

I and III

I and II only

II and III only

I and III only

I, II, and III

II only

Plastic wrap is made of nonpolar molecules and is able to stick well to polar surfaces, such as glass, by way of dipole-induced dipole molecular attractions. How is it, that plastic wrap also sticks to itself so well?

By way of induced dipole-induced dipole molecular attractions.

By way of dipole-dipole molecular attractions.

By way of dipole-induced dipole molecular attractions

Ions are formed as the plastic rubs against itself.

Which of these statements about boiling point is correct?

I.

Boiling occurs when sufficient molecular energy to convert a liquid to a gas.

II.

The stronger the cohesive forces the higher the boiling point.

III.

Boiling results in the cleavage of chemical bonds.

I only

II only

III only

I and II

II and III

Which of these water treatment systems removes organic contaminants?

chlorination

water softening

reverse osmosis

coagulation

carbon filtering

Which of these is not a common monosaccharide?

I. Glucose

II. Fructose

III. Lactose

III only

II only

II and III

I and II

I and III

Explanation / Answer

Which of these are characteristics of all alkenes

answer : I and II only

2)

By way of induced dipole-induced dipole molecular attractions.

3)

answer : I and II

4)

carbon filtering

5) lactose is disaccharide

III only

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