Using the periodic table

How many protons does He have?

• 4
• 2
• 6
• 0

Tags

NGSS.MS-PS1-1

The top number in this isotope notation is

• the mass number
• the atomic number
• the atomic mass
• the neutron number

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NGSS.MS-PS1-1

The bottom number in this isotope notation is

• the mass number
• the atomic number
• the atomic mass
• the neutron number

Tags

NGSS.MS-PS1-1

^{The photo above shows the isotopic notation for which isotope?}

• Carbon 12
• Carbon 13
• Carbon 14
• Carbon 15

Tags

NGSS.MS-PS1-1

According to the isotopic notation for copper-63, how many neutrons are present in this type of atom?

• 29
• 34
• 63
• 92

Tags

NGSS.MS-PS1-1

Isotopes occur when atoms of the same element have a different number of ___________.

• protons
• neutrons
• electrons
• nucleons

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NGSS.MS-PS1-1

How many protons does this isotope of titanium have?

• 48
• 22
• 26
• 70

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NGSS.MS-PS1-1

How many neutrons does the isotope of lithium have?

• 8
• 3
• 4
• 5

Tags

NGSS.MS-PS1-1

which atom has  4 neutrons?

• Li-6
• Li-7
• Li-8
• they have the same # of neutrons

Tags

NGSS.MS-PS1-1

which explanation of this notation is correct?

•  12 is proton #
• 6 tells you there are 6 neutrons
• 6 tells you there are 6 protons
• 12 is not a mass # here

Tags

NGSS.MS-PS1-1