____________ is known as baking soda.
Sodium hydrogen carbonate
Sodium carbonate
Sodium hydroxide
Potassium hydroxide
Which of the following statement is not correct.
All metal carbonates react with acid to give a salt, water and carbon dioxide.
all metal oxides react with water to give salt and acid
Some metals reacts with acids to give salt and hydrogen
Some non- metal oxides react with water to form an acid
Which among the following is not a base?
NaOH
KOH
NH4OH
C2H5OH
A solution reacts with crushed egg- shell to give a gas that turns lime water milky. The solution contains
Nacl
HCl
LiCl
KCl
A solution turns red litmus blue, its pH is likely to be
1
4
5
10
Which of the following phenomena occur when a small amount of acid is added to water?
Ionization, Neutralisation, Dilution, Salt formation
Ionization and Neutralisation,
Ionization and Dilution
Dilution and Neutralisation
Dilution and Salt formation
An aqueous solution turns red litmus solution blue. Excess addition of which of the following solution would reverse the change.
Baking power
Lime
Ammonium hydroxide solution
Hydrochloric acid
Oxalic acid is found in
Curd
Spinach
Amla
Onion
Which of the following is acidic in nature?
Lime juice
Human blood
Lime water
Antacid
_________is a natural indicator which is extracted from lichens.
Litmus
Turmeric
China rose
Lilly