Matter & It's Interactions Unit 1

If you have "3" molecules of H2O how many atoms are present?

• 6 Hydrogen 3 oxygen

• 6 Hydrogen 6 oxygen

• 3 Hydrogen 6 oxygen

• 3 Hydrogen 3 oxygen

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NGSS.MS-PS1-1

Use periodic table to tell the proton, neutron and electron numbers of iron

• 26, 30, 26

• 56, 26, 30

• 26, 30, 30

• 56, 26, 56

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NGSS.MS-PS1-1

What is found in the nucleus

of an atom

• protons and neutrons

• protons and electrons

• neutrons and electrons

• electrons and nucleus

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NGSS.MS-PS1-1

An atom becomes _________ when it gains electrons.

• Positive
• Negative
• Neutral
• Invinsible

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NGSS.HS-PS1-1

NGSS.HS-PS1-2

Cations are...

• Positive
• Negative
• Neutral
• Purring

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NGSS.MS-PS1-1

An atom becomes _______ when it loses electrons.

• Positive
• Negative
• Neutral
• Invinsible

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NGSS.MS-PS2-3

This could be the dot diagram of

• Mg

• Cl

• C

• O

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NGSS.MS-PS1-1

On the periodic table, Periods are

• Horizontal rows

• Vertical columns

What is the atomic number of this atom?

• 2

• 4

• 6

• 8

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NGSS.MS-PS1-1

What is this element?

• Beryllium (atomic #4)

• Boron (atomic #5)

• Carbon (atomic #6)

• Nitrogen (atomic #7)

Tags

NGSS.MS-PS1-1