Periodic Table And Seperating Techniques

Question 1

What is filtration ??

Answer 1

Filtration is a method for separating an insoluble solid from a liquid.

Question 2

What is Simple distillation ?

Answer 2

Simple distillation is a procedure by which two liquids with different boiling points can be separated.

Question 3

What is fractional distillation ??

Answer 3

separation of a liquid mixture into fractions differing in boiling point.

Question 4

What is group 0 made up of ??

Answer 4

They are called the noble gases because they are very unreactive.

Question 5

What is group 1 made up of ??

Answer 5

Group 1 is made up of alkali metals, which all have similar chemical properties.

Question 6

What is group 7 made up of ??

Answer 6

The group 7 elements are also called halogens. They include fluorine, chlorine, bromine and iodine, which all have seven electrons in their outer shell.

Question 7

State the name given to vertical columns on a periodic table

Answer 7

Groups

Question 8

How can you sort the element in a periodic table ??

Answer 8

You can sort the elements into metals and non-metals.

Question 9

What is a displacement reaction ??

Answer 9

A displacement reaction is a chemical reaction in which a more reactive element displaces a less reactive element.