How will you collect the gas ?
Write the name and the chemical formula of the simplest alkene.
Name the following:
Substances whose atoms or molecules are not arranged in a geometrical pattern.
Name the products formed when:
bone is heated in the absence of air.
Give two uses for the following:
FILL IN THE BLANK
Carbon atom has ................... electrons in its valence shell.
What happens when:
a baking mixture containing baking powder is heated?