Chemical Terms And History

Question 1

Smallest particle of an element that has specific properties

Answer 1

Atom

Question 2

Two or more elements chemically bonded together

Answer 2

Compound

Question 3

An atom that has lost or gained electrons

Answer 3

Ion

Question 4

Smallest particle of a compound that has specific properties

Answer 4

Molecule

Question 5

Groups of atoms that stay together in chemical reactions and act as a single ion

Answer 5

Polyatomic ions

Question 6

Same atom with a different atom mass

Answer 6

Isotope

Question 7

Ions with a positive charge

Answer 7

Cations

Question 8

Bonds are formed from the give and take of electrons

Answer 8

Ionic

Question 9

Ions with a negative charge

Answer 9

Anion

Question 10

Bonds formed from the sharing of electrons

Answer 10

Covelent

Question 11

Positively charged particles in the nucleus of the atom

Answer 11

Protons

Question 12

Negatively charged particles that orbit the nucleus

Answer 12

Electrons

Question 13

A particle in the nucleus without a charge

Answer 13

Neutrons

Question 14

Shorthand way of writing an element

Answer 14

Symbol

Question 15

Shorthand way of writing a compound

Answer 15

Formula

Question 16

How many electrons an atom will gain or lose or share to get full outside energy level

Answer 16

Oxidation number

Question 17

Place in an atom where there is a 90% chance of finding a given electron

Answer 17

Orbital

Question 18

Number of protons and electrons in an atom

Answer 18

Atomic mass

Question 19

Is the number of protons in an atom

Answer 19

Atomic number

Question 20

Distance from the peak to peak in a wave

Answer 20

Wavelength

Question 21

How many waves pass a point in a second

Answer 21

Frequency

Question 22

Distance from the equilibrium position to the peak

Answer 22

Amplitude