1st Semester Review

Front

What is the volume of the fish?

Back

6.0 ml

Front

Which particle contributes the negative charge to the atom?

Back

electron

Front

I am two or more atoms chemically bonded. What am I?

Back

molecule

Tags

NGSS.MS-PS1-1

Front

How many neutrons are in the atom 'K'? Atomic number: 19. Mass: 39

Back

20

Front

How did Mendeleev arrange the elements?

Back

atomic number

Front

What is the definition of a molecule?

Back

A molecule is two or more atoms chemically bonded together.

Tags

NGSS.MS-PS1-1

Front

What is the atomic number of an element?

Back

The atomic number is the number of protons in the nucleus of an atom.

Front

What is the mass number of an atom?

Back

The mass number is the total number of protons and neutrons in the nucleus.

Front

What is the charge of a proton?

Back

A proton has a positive charge.

Front

What is the charge of a neutron?

Back

A neutron has no charge (neutral).