What is the chemical formula for methane, the main component of natural gas?

Which test is used to detect the presence of starch using iodine solution?

Which type of reaction involves an acid reacting with a base to form salt and water?

Which element has the highest electronegativity on the Pauling scale?

What is the name of the vertical columns in the periodic table?

What is the atomic number of oxygen?

Which acid is found naturally in vinegar?

Which chemical process is used to extract metals from their ores using carbon or electrolysis?

Which type of hydrocarbon contains at least one carbon to carbon double bond?

Which type of reaction absorbs energy from the surroundings causing the temperature to fall?

Which type of chemical formula shows the simplest whole number ratio of atoms in a compound?