Quiz about Science Arkansas

Question 1

What is the number of protons that the element in this image contain?

Accepted Answer

7

Answer

14

Answer

15

Answer

18

Question 2

The positive particles of an atom are called:

Accepted Answer

protons

Answer

electrons

Answer

positrons

Answer

neutrons

Question 3

What is the atomic mass of "F"

Accepted Answer

19

Answer

9

Answer

18

Answer

17

Question 4

all matter is made of what

Accepted Answer

atoms

Answer

energy

Answer

electrons

Answer

compounds

Question 5

The positive particles of an atom are

Accepted Answer

protons

Answer

electrons

Answer

positrons

Answer

neutrons

Question 6

the central region of an atom where its neutrons and protons are is its

Accepted Answer

nucleus

Answer

electron cloud

Answer

core

Answer

center

Question 7

an atom with atomic number 6 would have how many protons

Accepted Answer

6

Answer

12

Answer

3

Answer

cannot be determined

Question 8

Which of the following is a subatomic particle with no charge that is found in the nucleus of an atom?

Accepted Answer

Neutron

Answer

Electron

Answer

Proton

Answer

Quark

Question 9

Where are electrons of an atom found?

Accepted Answer

Electron Cloud

Answer

Nucleus

Answer

Some are in the nucleus and some in the electron cloud.

Answer

They are moving everywhere.

Question 10

What is the number of protons that the element in this image contain?

Accepted Answer

7

Answer

14

Answer

15

Answer

18

Question 11

In which region would the nonmentals be found?

Accepted Answer

3

Answer

1

Answer

4

Answer

5

Question 12

In which region would the most reactive elements be found?

Accepted Answer

1

Answer

4

Answer

5

Answer

3

Question 13

In which region would the least reactive elements be found?

Accepted Answer

5

Answer

1

Answer

4

Answer

3

Question 14

The three main regions on the periodic table are ____________.

Accepted Answer

metals, nonmetals, meatlloids

Answer

solid, liquid, gas

Answer

radioactive, man-made, poisonous

Question 15

What determines where an element is located on the periodic table?

Accepted Answer

its atomic number

Answer

its atomic mass

Answer

its number of electrons

Answer

they're arranged alphabeticaly

Question 16

A "group" is a ____________ on the periodic table.

Accepted Answer

column

Answer

row

Question 17

A "period" is a ____________ on the periodic table.

Accepted Answer

row

Answer

column

Question 18

Elements on the periodic table that are usually shiny, easily hammered into thin sheets or pulled into wires, and are good conductors of electricity are called _____________.

Accepted Answer

metals

Answer

nonmetals

Answer

metalloids

Answer

transition elements

Question 19

Elements on the periodic table that are often gases at room temperature, are poor conductors of electricity, and are good insulators are called _____________.

Accepted Answer

nonmetals

Answer

metals

Answer

metalloids

Answer

transition elements

Question 20

Elements on the periodic table that have physical and chemical properties of both metals and nonmetals are called _____________.

Accepted Answer

metalloids

Answer

metals

Answer

nonmetals

Answer

transition elements

Question 21

Helium, neon, argon, krypton, xenon, and radon are known as  _____________.

Accepted Answer

noble gases

Answer

halogens

Answer

metalloids

Answer

transition elements

Question 22

The sum of the protons and neutrons in the nucleus of an atom

Accepted Answer

Mass Number (also called Atomic Mass)

Answer

Atomic Number

Answer

Compound

Answer

Electrons

Question 23

How many Hydrogen are in 4H₂O?

Accepted Answer

8

Answer

6

Answer

2

Answer

4

Question 24

2H₂ + O₂ ----> 2H₂O What is the product?

Accepted Answer

2H2O

Answer

------>

Answer

2H₂+ O₂

Question 25

2H₂ + O₂--------> 2H₂O What are the reactants?

Accepted Answer

2H₂ +O₂

Answer

----->

Answer

2H2O

Question 26

How many Magnesium are in 10MgCl₂?

Accepted Answer

10

Answer

5

Answer

20

Question 27

How many elements are in C₆H₁₂O₆?

Accepted Answer

3

Answer

1

Answer

2

Answer

4

Question 28

(Element or Compound)
C₂H₈O

Accepted Answer

Compound

Answer

Element

Answer

Letters

Answer

Numbers

Question 29

2H₂ + O₂--------> 2H₂O What are the reactants?

Accepted Answer

2H₂ +O₂

Answer

----->

Answer

2H2O

Question 30

Which is a physical change?

Accepted Answer

melting wax

Answer

Rust

Answer

Toasting bread

Answer

soured milk

Question 31

Which metal is most reactive?

Accepted Answer

Na

Answer

Mg

Answer

Ra

Answer

Al

Question 32

Which atom is unreactive?

Accepted Answer

Ne and Ar

Answer

Ne

Answer

Ar

Answer

F

Question 33

Which atom is most similar to Chlorine?

Accepted Answer

Bromine

Answer

Argon

Answer

Boron

Answer

Aluminum

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