2 What is the IUPAC name of CH3COOH? A Ethanoic acid B Methanoic acid C Propanoic acid D Butanoic acid
4 What does a molecular formula show? A Arrangement of atoms B Number of each type of atom C Shape of molecule D Type of bonds only
5 Which organic compound contains both carbon and hydrogen only? A Alcohol B Ester C Hydrocarbon D Carboxylic acid
10 Which formula shows the arrangement of atoms in a molecule? A Molecular formula B Empirical formula C Structural formula D General formula
17 Which series shows similar chemical properties? A Isomers B Homologous series C Mixtures D Allotropes