year 7 Science Homework Week 6 - Naomi Arthur | Laabri

1

State what is on the Right of the periodic table

Metals

Non metals

1

What does the subscript (small) number represent?

the number of elements

The number of atoms

The number of compounds

1

Name the ending given to an compound containing two elements

ide

ine

ate

1

The ending –ate represents

The ending given to an element in group 7

The ending given to an compound containing two elements

The ending given to a compound containing three or more elements (one of which is oxygen)

1

What does ‘formula’ mean?

The number of atoms in a compound

The number of elements in a compound

The amount of atoms in a compound

1

Where are protons and neutrons found in an atom?

The nucleus (around the outside)

The nucleus (in the centre)

Orbiting around the outside

1

What is the charge on the protons?

-1

0

+1

1

What is the charge on the neutrons?

-1

0

+1

1

What is the charge on the electrons?

-1

0

+1

1

What is the atomic number?

The number of protons

The number of neutrons

The number of protons + number of neutrons

1

What is the atomic mass number?

The number of protons

The number of neutrons

The number of protons + number of neutrons