S3 Chemistry- Compounds and Word Equations

Hydrochloric acid reacts with sodium hydroxide to produce sodium chloride and water. Identify the reactants.

• Sodium chloride

• Hydrochloric acid

• Sodium hydroxide

• Water

Which elements are present in magnesium carbonate? Choose all that apply.

• Magnesium

• Carbon

• Oxygen

• Hydrogen

Carbon dioxide and water are produced when methane burns in oxygen gas. Identify the products

• Carbon dioxide

• Methane

• Water

• Oxygen

Identify the reactants from the word equation shown below

 $Calcium\ Hydroxide\ +\ Nitric\ Acid\ \rightarrow\ Calcium\ Nitrate\ +\ Water$  

• Calcium Hydroxide

• Nitric Acid 

• Calcium Nitrate 

• Water

Which elements are present in the compound silver nitrate? Choose all that apply.

• Silver

• Nitrogen

• Oxygen

• Carbon

Which of the following elements is a non-metal?

• Magnesium

• Calcium

• Carbon

• Lead

Which of the following elements is a metal?

• Iodine

• Xenon

• Vanadium

• Phosphorus

What is the name of the element with the symbol Sn?

• Selenium

• Tin

• Sulfur

• Silicon

What is the atomic number of carbon?

Which element has atomic number 35?