Question 1

What is the charge on an atom with 8 protons, 8 neutrons, and  10 electrons?

Accepted Answer

-2

Answer

-3

Answer

+3

Answer

+2

Question 2

What is the mass of an atom that has 10 protons, 10 electrons and 12 neutrons?

Accepted Answer

22 amu

Answer

20 amu

Answer

37 amu

Answer

32 amu

Question 3

Which scientist originally ordered the elements on the periodic table according to their mass?

Accepted Answer

Mendeleev

Answer

Dalton

Answer

Democtritus

Answer

Mosely

Question 4

What is the identity of an atom with 5 protons, 6 neutrons, and 2 electrons?

Accepted Answer

A boron ion

Answer

A Carbon atom

Answer

A boron atom

Answer

A Carbon ion

Question 5

What scientist discovered the nucleus of an atom with his famous gold foil experiment?

Accepted Answer

Rutherford

Answer

Bohr

Answer

Thompson

Answer

Dalton

Question 6

Which two elements have properties in common?

Accepted Answer

Sodium and Hydrogen

Answer

Francium and Calcium

Answer

Chlorine and Phosphorous

Answer

Aluminum and Silicon

Question 7

Elements in columns are said to be in the same:

Accepted Answer

group

Answer

metalloid

Answer

category

Answer

period

Question 8

Elements with a different number of neutrons than expected are called:

Accepted Answer

isotopes

Answer

metalloids

Answer

ions

Answer

atoms

Question 9

Which group on the periodic table are the most reactive nonmetals?

Accepted Answer

group 17

Answer

group 1

Answer

group 18

Answer

group 2

Question 10

Which elements do not want an octet?

Accepted Answer

Helium and Hydrogen

Answer

Tungsten and Tellurium

Answer

Carbon and Calcium

Answer

Beryllium and Boron

Question 11

Which atom will not bond with other atoms because it is stable?

Accepted Answer

Neon

Answer

Calcium

Answer

Hydrogen

Answer

Francium

Question 12

What are the 8 elements that are found along the zigzag line (touching it) called?

Accepted Answer

metalloids

Answer

nonmetals

Answer

metals

Answer

isotopes

Question 13

Which term means that a metal can be bent or molded into shapes?

Accepted Answer

malleable

Answer

brittle

Answer

ductile

Answer

conductor

Question 14

Which term means that metals can be pulled into thin wires?

Accepted Answer

ductile

Answer

isotopes

Answer

brittle

Answer

malleable

Question 15

Which particle in the atom has no mass?

Accepted Answer

electron

Answer

neutron

Answer

nucleus

Answer

proton

Question 16

Which particle is NOT in the nucleus?

Accepted Answer

electron

Answer

neutron

Answer

nucleus

Answer

proton

Question 17

Which particle should you look at to determine the identity of an atom?

Accepted Answer

proton

Answer

nucleus

Answer

neutron

Answer

electron

Question 18

Which particle has no charge?

Accepted Answer

neutron

Answer

proton

Answer

nucleus

Answer

electron

Question 19

Which particle has a + charge?

Accepted Answer

proton

Answer

neutron

Answer

nucleus

Answer

electron

Question 20

Which particle has a - charge?

Accepted Answer

electron

Answer

neutron

Answer

nucleus

Answer

proton

Question 21

How do you figure out the number of protons in an atom?

Accepted Answer

Look at the atomic number

Answer

Subtract mass minus atomic number

Answer

It's always the same as the number of neutrons

Answer

Look at the atomic mass

Question 22

How do you figure out the number of neutrons in an atom?

Accepted Answer

Atomic mass minus atomic number

Answer

Look at the atomic mass

Answer

It's always the same as the number of protons

Answer

Look at the atomic number

Question 23

Cations are:

Accepted Answer

+ charged ions

Answer

- charged isotopes

Answer

- charged ions

Answer

+ charged isotopes

Question 24

Anions are:

Accepted Answer

- charged ions

Answer

- charged isotopes

Answer

+ charged ions

Answer

+ charged isotopes

Question 25

Elements found in rows across the periodic table are in the same:

Accepted Answer

period

Answer

group

Answer

atomic number

Answer

metalloid

Question 26

Elements that are shiny, good conductors, malleable, and ductile are:

Accepted Answer

metals

Answer

metalloids

Answer

anions

Answer

nonmetals

Question 27

Which of the following is a metalloid?

Accepted Answer

Silicon

Answer

Helium

Answer

Beryllium

Answer

Sodium

Question 28

How do you tell how many valence electrons an atom on the periodic table has?

Accepted Answer

Look at the group number

Answer

Look at it's atomic mass

Answer

Look at if its a metal or nonmetal

Answer

Look at the period number

Question 29

How do you tell how many energy levels an atom has by looking at its location on the periodic table?

Accepted Answer

Look at the period number

Answer

Look at the number of neutrons

Answer

Look at the group number

Answer

Look at the atomic mass

Question 30

Which of the following is the BEST evidence that a chemical reaction occurred?

Accepted Answer

A new substance formed.

Answer

It evaporated into the air.

Answer

It boiled when you heated it.

Answer

It changed colors.

Question 31

Which substances go INTO a chemical reaction?

Accepted Answer

reactants

Answer

isotopes

Answer

products

Answer

yields

Question 32

What does it mean if energy is on the reactant side?

Accepted Answer

it's endothermic

Answer

it feels hot

Answer

it's exothermic

Answer

it probably evaporated

Question 33

Which of the following is NOT evidence of a chemical reaction?

Accepted Answer

It froze in the freezer

Answer

Bubbled due to gas production

Answer

Color change

Answer

Precipitate (solid formed)

Question 34

Which of the following is a synthesis reaction?

Accepted Answer

8 Fe + S8 → 8 FeS

Answer

HCl + NaOH --> NaCl + H2O

Answer

NaCl + CaOH2 --> NaOH + CaCl2

Answer

2 H2O → 2 H2 + O2

Question 35

Reactions that are _______ are obeying the law of conservation of matter/mass.

Accepted Answer

balanced

Answer

synthesis

Answer

not balanced

Answer

endothermic

Question 36

Reactions that release heat energy:

Accepted Answer

Are exothermic and the container feels hot

Answer

Are endothermic and the container feels hot

Answer

Are endothermic and the container feels cold

Answer

Are exothermic and the container feels cold

Related quizzes

Related quizzes