Compounds, Formulae and Equations

Question 1

only two liquids on periodic table?

Answer 1

bromine and mercury

Question 2

rule for substances ending in ‘ide’

Answer 2

single atom with a negative charge

Question 3

what state symbol do most ionic substnaces have?

Answer 3

s

Question 4

hat state symbol do acids have/

Answer 4

aq

Question 5

what happens to ionic substances when dissolved in water

Answer 5

split into separate ions

Question 6

ionic equation

Answer 6

that which only shows the atoms that have changed

Question 7

spectator ions

Answer 7

ions that do not change in a chemical equation