year 7 Science Homework Week 7

Last updated about 4 years ago
14 questions
1

Which substance is made of only one type of atom?

1

Which substances contain two or more different types of atoms chemically bonded together?

1

What is the smallest part of an element that can exist

1

What does diatomic means?

1

How would you separate compounds?

1

What is a “pure substance”?

1

What type of substance contains only two or more types of atom that are chemically bonded?

1

What type of substance contains only one type of atom?

1

How would you separate mixtures?

1

Where are protons and neutrons found in an atom?

1

What is the charge on the protons?

1

What is the charge on the neutrons?

1

What is the charge on the electrons?

1

What is the atomic number?