Advertisements
Advertisements
Question
Using a burning candle and a jar of hydrogen – how would you prove experimentally that Hydrogen is a combustible gas.
Advertisements
Solution
Hydrogen gas is combustible and bums at the mouth of the gas jar. When a burning candle is brought near the mouth of hydrogen in gas jar.
APPEARS IN
RELATED QUESTIONS
Indicate which of the following statement is true and which is false:
The hydrogen molecule is monovalent.
State four uses of hydrogen:
MULTIPLE CHOICE QUESTIONS
The name hydrogen was given by
- Cavendish
- Lavoisier
- Haber
- none of these
Write the balanced equation and give your observation when the following metal reacts:
Magnesium with boiling water
How is hydrogen separated from carbon dioxide and carbon monoxide?
Give reason for the following:
The reaction of chlorine with hydrogen sulphide is deemed a redox reaction.
Name a gas which burns in air or oxygen forming water.
Write correctly the balanced equation for the following:
‘When zinc filings are added to a concentrated solution of sodium hydroxide’.
Complete and balance the following equations:
Al + NaOH + ____ → ____ + ____
Select the correct answer from the symbol in the bracket.
The element, which like hydrogen has one valence electron.
