Periodic Table

Question 1

Who created one of the first periodic tables?

Answer 1

Dimitri Mendeleev

Question 2

What is an element?

Answer 2

Only one type of atom

Question 3

What are horizontal rows called on the periodic table?

Answer 3

Periods

Question 4

What are vertical columns called in the periodic table?

Answer 4

Groups

Question 5

Roughly how many elements are there in the periodic table?

Answer 5

118 elements

Question 6

Where are metals located in the periodic table?

Answer 6

On the left side and middle

Question 7

Where are non metals located in the periodic table?

Answer 7

Right side

Question 8

What are 5 properties of metals?

Answer 8

Strong
Shiny
Malleable
Conduct energy
Conduct electricity

Question 9

5 properties of non metals?

Answer 9

Dull
Brittle
Poor conductors of heat and energy
Low density
Low melting point and low boiling point

Question 10

What is a compound?

Answer 10

Two or more elements chemically joined together.

Question 11

What is a molecule?

Answer 11

Two or more atoms joined together

Question 12

What does daltons model show?

Answer 12

All matter is made of atoms
There are differnt types of atoms
Each element contains a different type

Question 13

What is an atom?

Answer 13

the smallest part of a substance (tiny participles)

Question 14

What is the symbol for iron?

Answer 14

Fe

Question 15

What is the symbol for carbon?

Answer 15

C

Question 16

What is a trend?

Answer 16

Pattern of changes

Question 17

What is the word equation for burning magnesium?

Answer 17

Magnesium + oxygen = magnesium oxide

Question 18

What equipment do you need to test burning magnesium?

Answer 18

Tripod, gauze, 100cm water in breaker, thermometer, clamp and Bunsen burner for heat.

Question 19

Why is the mass of the reactants the same as the mass of the products?

Answer 19

Atoms are indestructible and cannot be created or destroyed. They are simply rearranged. The law of conservation of mass

Question 20

Word is the product when sodium and water react with each other?

Answer 20

Soduim hydroxide + hydrogen

Question 21

Word equation for the reaction of lithium + water?

Answer 21

Lithium + watee = lithium hydroxide

Question 22

Word equation for reaction of sulphur and oxygen

Answer 22

Sulphur + oxygen = sulphur dioxide

Question 23

What is diffusion?

Answer 23

particles move from a higher concentration to a lower concentration.

Question 24

If you remove volume does the pressure increase or decrease?

Answer 24

the pressure increases because when particles are squashed in a smaller space they’ll hit the walls.

Question 25

What is the features of noble gases?

Answer 25

Non metals Very unreactive Colourless Odourless Low boiling points

Question 26

Features of transition metals?

Answer 26

High melting points Conductors of heat All metals High density Conductors of electricity

Question 27

What is an anomalous result?

Answer 27

An unexpected result

Question 28

What is group 7 called?

Answer 28

Halogens

Question 29

What is group 1 called?

Answer 29

The alkali metals

Question 30

What is the central block called in the periodic Table?

Answer 30

Transition metals

Question 31

Group 7 &0 noble gases and halogens are metals or non metals?

Answer 31

Non metals

Question 32

What is group 2 called in the periodic table?

Answer 32

Alkaline earth metals

Question 33

What is matter?

Answer 33

all things are made of matter. The three are solid, liquid and gas.

Question 34

Examples of chemical change

Answer 34

Colour change, temperature change, odour change, light being produces, thermal change, fizzing

Question 35

What is a chemical reaction?

Answer 35

A process that changes and rearranges atoms to form one or more new substances.