ELT Week of 1/11/21

ELT Week of 1/11/21

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Atoms

focuses on Protons

Ions

focuses on Electrons

Isotope

Focuses on Neutrons

Multiple Choice

What is the atomic number of this element?

• 12

• 24

• 23

Multiple Choice

What does it happen to this atom?

• It LOSES electrons

• It GAINS electrons

• It GAINS protons

• It LOSES protons

Multiple Choice

How many neutrons does this Neon atom have?

• 21

• 11

• 10

• 12

Multiple Choice

What is the representation of an isotope?

• N^-3

• Al⁺³

• Si

• P-33

Multiple Choice

What does it change in an ion?

• The number of electrons

• The number of protons

• The number of neutrons

Multiple Choice

How many electrons does this magnesium ion have?

• 24

• 12

• 10

• 14

Multiple Choice

What is the mass number of this Neon atom?

• 10

• 11

• 21

• 20

Multiple Choice

What type of atom is this?

• Normal Atom

• Cation

• Anion

• Isotope

Multiple Choice

What two particles determine the mass number?

• Protons and electrons

• Electrons and neutrons

• Protons and neutrons

Multiple Choice

What type of atom is this?

• Neutral atom

• Cation

• Anion

• Isotope

Multiple Choice

How many neutrons does this bromine atom have?

• 35

• 45

• 80

Multiple Choice

What is the mass number of bromine?

• 35

• 45

• 80

• 79.904

Multiple Choice

What is a representation of an ion?

• Li

• Na-22

• O^-2

Multiple Choice

What charge does an atom have when it GAINS electrons?

• Positive

• Negative

• Neutral

Multiple Choice

Using the diagram as a reference, how electrons does neon have in its OUTER shell?

• 10

• 8

• 2

• 6

Multiple Choice

Using the diagram as a reference, how electrons does carbon have in its OUTER shell?

• 2

• 6

• 4

• 1

Multiple Choice

How many electrons does silicon have?

• 28

• 14

• 0

• 10

Multiple Choice

How many neutrons does nitrogen have?

• 7

• 14

• 0

• 6

Multiple Choice

How many protons does fluorine have?

• 19

• 1

• 9

• 10

Multiple Choice

Use a periodic table to help you determine the element in the image. (Hint: Use the # of protons.)

• boron

• beryllium

• neon

• lithium

Multiple Choice

Use a periodic table to help you determine the element in the image. (Hint: Use the # of protons.)

• carbon

• lithium

• beryllium

• nitrogen

Multiple Choice

Use a periodic table to help you determine the element in the image. (Hint: Use the # of protons.)

• lithium

• oxygen

• magnesium

• carbon

Multiple Choice

The number of which subatomic particle determines the element of an atom (if it's carbon, oxygen, nitrogen, etc.)?

• proton

• neutron

• electron

• Subatomic particles do no determine the element of an atom.

Multiple Select

Which TWO of the following subatomic particles are inside the nucleus?

• protons

• electrons

• neutrons

• There are no subatomic particles in the nucleus of an atom.

Multiple Choice

Why is the overall charge of an atom neutral (0)?

• They have the same number of protons and neutrons.

• They have the same number of protons and electrons.

• They have the same number of electrons and neutrons.

Multiple Choice

Which subatomic particle has a neutral (0) charge?

• proton

• nuetron

• electron

• atom

Multiple Choice

Which subatomic particle has a negative charge?

• proton

• neutron

• electron

• atom

Multiple Choice

Which subatomic particle has a positive charge?

• proton

• nuetron

• electron

• atom

Multiple Choice

The smallest particle into which an element can be divided and still be the same element is a(n)

• proton

• neutron

• electron

• atom