____________ is known as washing soda.
Rock salt
Sodium carbonate
Sodium bicarbonate
Sodium hydroxide
What is the basic nature of Baking soda?
Acidic
Basic
Nutral
None of these
________________ acid is present in ant sting.
Methanoic
Citric
Lactic
Formic
______________ acid is present in vinegar.
Acetic
Oxalic
Which natural indicator extracted from lichens?
Litmus
Turmeric
China rose
none of these
The reaction between a metal oxide and an acid gives ____________ and _____________.
Alkali, water
Salt, water
Salt, hydrogen
Alkali, hydrogen
Turmeric is also used as?
Acid
Indicator
Base
Flavour
______________ acid is present in tomato.
Name the acid present in ant's sting?
Citric acid
Acetic acid
Lactic acid
Formic acid
___________ is the hardest substance in the body.
Enamel
Bone
Nail
Hair
