Reaction of metals with dilute acid

A solid W is reacted with acid. A colourless gas X is given off which gives a 'squeaky pop' with a lighted spill. The solid W is most likely to be a ....

• metal

• non metal

• metalloid

• metal oxide

An acid reacts with metal to produce 

• Carbon dioxide 
• Hydrogen gas
• Hydrogen gas and water 
• Salt and hydrogen gas 

Which one of the following best describes the reaction between a metal and an acid?

• metal + acid ➞ metal oxide + hydrogen

• metal + acid ➞ salt + carbon dioxide

• metal + acid ➞ salt + water

• metal + acid ➞ salt + hydrogen

What are the reactants for the reaction of metal with acid?

metal + acid ---> salt + hydrogen

• hydrogen

• salt

• metal

• metal and acid

What are the products for the reaction of metal with acid?

metal + acid ---> salt + hydrogen

• salt and hydrogen

• salt

• metal

• acid

Metals that react quickly/strongly with water and acids are called?

• Reactive
• Unreactive
• Dangerous
• Corrosive

Which one of the following metals will NOT react with a dilute acid?

• iron (Fe)

• tin (Sn)

• magnesium (Mg)

• zinc (Zn)

What is the order of increasing reactivity of the three metals, starting with the least reactive?

• P-Q-R

• Q-P-R

• R-P-Q

• R-Q-P

How can you test to show that when a metal reacts with acid, hydrogen gas is produced?

• Relights a glowing splint

• A lit splint produces a squeaky pop

• Puts out a burning splint

• Is cold to the touch

Salts made from hydrochloric acid are called ...

• chlorides

• sulfates

• nitrates

• carbonates