Science quiz groups

What group are alkai metals in

Group 1

What is in group 2?

Alkali earth metals

What are in group 3-12?

Transition metals

What are in groups 13 to 6?

Boron13

Carbon-14

Nitrogen 15

Oxygen 16

What is in group 17

Halogens

What is in group 18

Noble gases

What are the most reactive on the periodic table

Group 1 and 2

What forms salt when combined

Halogens

What do most metals on the periodic table fall into

Teanatjkn metals group 3

What is group 1 and 2 luster conductive and utility

Dull luster,low conductive,high malleability,no ductility

Group 3-12

Left to right luster,conductivity.and then utily increases from left to right reactive while malleability decreases

Group 17?

Contains nonmetals poor conductors of electric current never in a uncombined form when salts compounded

18?

Don’t react with anything most stable fountains nonmetals y reactive colorless odorless gases at room temperature

Convalent bonding?

Where electrons are shared between two nonmetals

Hydrogen bonding

Hydrogen makes with that offers property known as adhesive

Ionic bonding ?

A bond where electrons are found on oppositely charged ions of a metal and nonmetal

Positive ions are from when

When atom loses electrons

Nonmetals form what?

Negative charges

Metallic bonding is what

Shared between two metals

Atoms form ions

So they get a full outer shell

When atoms share valence electrons what happens ?

Covalent bonding

What happens when a ion loses a valence electron

It become positive

What happens when ion gains an electron

It gains a negative charge and becomes a negative ion

What is a job made up of more than 1 atom called

Polyatomic ion

When atoms share electrons it’s called what?

Covalent bond

What are the Properties of ionic compounds

Ionic crystals, high melting point, electrical, conductivity.

Properties of covalent compounds

Low melting point and do not conduct heat or electricity