Atoms, Periodic Table, Law of Conservation of Mass

Front

Which 2 Subatomic Particles make up the Nucleus of atoms?

Back

Protons & Neutrons

Front

Neutrons have a __________ electrical charge.

Back

Neutral (No Charge)

Front

An atom has 10 protons and a mass of 18. It has __ neutrons.

Back

8

Front

What subatomic particles would you find in the nucleus of an atom? Options: Protons only, Protons and Neutrons, Neutrons and Electrons, Protons and Electrons

Back

Protons and Neutrons

Front

Which letter represents a proton? Options: A, B, C, D

Back

B

Front

Which letter represents a neutron? Options: A, B, C, D

Back

A

Front

The substances at the beginning of a chemical equation are called the ____

Back

reactants

Front

In the equation,          2Mg + O₂ ---> 2MgO, which are the reactants?

Back

Mg and O

Front

4 grams of hydrogen and 32 grams of oxygen will combine to form:

Back

36 grams of water

Front

24 g of magnesium reacts with 38 g of fluorine to produce _____ g magnesium fluoride

Back

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