Chemistry 1 CP Final Exam Review

Front

How many valence electrons does Carbon have?

Back

4

Front

What happens in a line emission spectrum?

Back

Electron transition from higher to lower energy level.

Front

Changing the number of ELECTRONS ____ the identity of the atom.

Back

does NOT change

Front

Convert 2.5 grams into milligrams.

Back

2500 mg

Front

Which molecule has the weakest intermolecular forces: HCl, NH3, or Br2?

Back

Br2

Front

What is the atomic number of Carbon?

Back

6

Front

Define valence electrons.

Back

Electrons in the outermost shell of an atom that are involved in chemical bonding.

Front

What is the significance of the line emission spectrum?

Back

It helps identify elements based on their unique spectral lines.

Front

What is the relationship between mass and weight?

Back

Weight is the force exerted by gravity on an object's mass.

Front

What is the formula for calculating density?

Back

Density = Mass/Volume