Class VII

PH values less than 7 are by nature
  1. Acidic
  2. Basic
  3. Neutral
  4. None of above
Carbonates react with dilute acids to produce
  1. Oxygen
  2. Carbon dioxide
  3. Hydrogen
  4. Water
Oranges and lemon are sour due to presence of
  1. Citrus acid
  2. Acetic acid
  3. Citric acid
  4. Carbonic acid
Taste of acids is
  1. Sour
  2. Bitter
  3. Sweet
  4. Salty
Only salts and water are produced when dilute acids react with
  1. Acids
  2. Alkalis
  3. Carbonates
  4. Alcohols
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