2Q Revision 2018

What is the formula for limestone?

fill in the missing word: Periodic ________ of elements

what do you see when magnesium burns?

what best describes carbon dioxide?

what happens when a substance loses mass in a reaction?

which of these are types of rock?

What would 13 be on the pH scale?

what is the formula for sulphuric acid?

which of the following is a sedimentary rock?

how do you spell chemistry?

What is the colour of neutral in Universal Indicator?

What would NOT happen in a physical change?

what is an element?

what is the main hazard associated with strong acids?

what type of rock is gneiss?

What is the colour of pH 9 in Universal Indicator?

What element is named after the scientist the created E = mc²

what element has the symbol Ra?

what type of substance is water vapour?

the fire triangle consists of ...

which of the following words can only be made from chemical symbols?

what are computer chips made from?

what type of reaction is HCl + NaOH → NaCl + H₂O

what is the chemical symbol for iron?

what is the pH value for neutral

what is the formula for hydrogen gas?

what would you use to test for oxygen?