Science Worksheet - Basic Chemistry and Matter

Which state of matter has a fixed shape and volume?

• Gas

• Liquid

• Solid

• Plasma

What is the charge on a proton?

• 0

• -1

• +1

• +2

What is the mass number of an atom with 3 protons and 4 neutrons?

• 3

• 4

• 7

• 1

Which particle has no charge?

• Electron

• Proton

• Neutron

• Nucleus

What is the symbol for sodium?

• S

• So

• Na

• N

What is the chemical formula for water?

• HO

• OH

• H2O

• H2O2

Which method separates a mixture of inks?

• Distillation

• Chromatography

• Filtration

• Crystallisation

What is the smallest part of an element?

• Compound

• Atom

• Molecule

• Proton

What does the atomic number tell you?

• Number of neutrons

• Number of atoms

• Number of protons

• Mass of an atom

Which of these is a compound?

• O2

• H2O

• He

• Fe