Chemistry Test_MOD

They study what all things in the universe that we can see are made of

• physicists

• biologists

• geologists

• chemists

Tags

NGSS.MS-PS1-1

Everything in the universe that we can observe is made of these

• molecules
• elements

• energy
• cells

Tags

NGSS.MS-PS1-1

A table listing all the elements

• Periodic table of elements

• Chart of elements
• List of elements
• Table of contents

Element with the chemical symbol O

• nitrogen
• hydrogen
• carbon
• oxygen

A combination of different elements joined together

• blend
• fusion
• mixture
• compound

Symbols that show the elements and number of atoms that make up a compound

• chemical formulas
• elemental equations
• atomic symbols
• molecular structures

Tags

NGSS.MS-PS1-1

Small particles that make up elements

• atoms
• protons
• cells
• molecules

Tags

NGSS.MS-PS1-1

Atomic number of magnesium [Mg] in the periodic table-------.

• 11

• 13

• 14

• 12

In the nucleus of an atom--------is present

• Proton

• Neutron

• Electron

• Proton and neutron

The number of protons present in the nucleus of an atom determines the---------.

• Atomic number

• Mass number

• Valency

• None of the above