Chemistry vocabulary

Question 1

the ability or inability of a substance to combine with or change into 1 or more new substances

Accepted Answer

chemical properties

Question 2

the ability to move heat or electricity from one place to another...

Accepted Answer

conductivity

Question 3

process in which one or more substances are changed into another substance...

Accepted Answer

chemical reaction

Question 4

An element that has no metallic properties...

Accepted Answer

non-metal reactive gas

Question 5

the mass per unit volume of a substance...

Accepted Answer

density

Question 6

change in matter in which the substances that make up the matter change into other substances

Accepted Answer

chemical change

Question 7

elements arranged into rows and columns according to their physical and chemical properties.

Accepted Answer

periodic table of elements

Question 8

Two or more atoms held together by covalent bonds that act as a unit...

Accepted Answer

molecule

Question 9

substance that consists of only one type of atom ...

Accepted Answer

element

Question 10

a substance produced by a chemical reaction ...

Accepted Answer

product

Question 11

property or behavior of a substance when it undergoes a chemical reaction

Accepted Answer

chemical properties of compounds

Question 12

A system that does not interact with other systems...

Accepted Answer

Closed system

Question 13

a starting substance in a chemical reaction

Accepted Answer

reactant

Question 14

the arrangement of the parts of an atom ...

Accepted Answer

atomic arrangement

Question 15

made up or consisting of two or more separate elements bonded together

Accepted Answer

compound

Question 16

the temperature at which a liquid boils and turns to vapor ...

Accepted Answer

boiling point

Question 17

The basic unit of a chemical element...

Accepted Answer

atom

Question 18

used to measure the acidity or alkalinity of a substance ...

Accepted Answer

pH paper/meter

Questions 18