Chemistry
Grade-10
Easy
Question
Which of the following compound is base?
- Sodium Hydroxide
- Sodium chloride
- Hydrogen fluoride
- Sodium Nitrates
Hint:
A base is a chemical species that releases hydroxide (OH-) ions.
The correct answer is: Sodium Hydroxide
A base is a chemical species that donates electrons, accepts protons, or releases hydroxide (OH-) ions in aqueous solution.
Sodium hydroxide in water splits into its constituents ions Na+ and OH-.
NaOH 
Na+ + OH-
Related Questions to study
Chemistry
If the sample of acid-containing more amount of water and a very less amount of acid, it is known as?
If the sample of acid-containing more amount of water and a very less amount of acid, it is known as?
ChemistryGrade-10
Chemistry
The basicity of hydrogen sulphide(H2S) is?
The basicity of hydrogen sulphide(H2S) is?
ChemistryGrade-10
Chemistry
Which of the following is considered weak acid?
Which of the following is considered weak acid?
ChemistryGrade-10
Chemistry
When sulphuric acid reacts with the sodium chloride, the product obtained is the hydrochloric acid because:
When sulphuric acid reacts with the sodium chloride, the product obtained is the hydrochloric acid because:
ChemistryGrade-10
Chemistry
Which of the following acid is present in the apples?
Which of the following acid is present in the apples?
ChemistryGrade-10
Chemistry
Which of the following is considered weak acid?
Which of the following is considered weak acid?
ChemistryGrade-10
Chemistry
Which of the following reactions is an example of neutralization reaction?
Which of the following reactions is an example of neutralization reaction?
ChemistryGrade-10
Chemistry
Which one of the following compounds is formed when sodium hydrogen carbonate reacts with hydrochloric acid?
Which one of the following compounds is formed when sodium hydrogen carbonate reacts with hydrochloric acid?
ChemistryGrade-10
Chemistry
Which of the following combinations are incorrect?
Which of the following combinations are incorrect?
ChemistryGrade-10
Chemistry
Which one of the following statements is incorrect?
Which one of the following statements is incorrect?
ChemistryGrade-10
Chemistry
Arrange the solutions in the ascending order of their pH values.
(A) Na2CO3
(B) KOH
(C) H2SO4
(D) NaCl
Arrange the solutions in the ascending order of their pH values.
(A) Na2CO3
(B) KOH
(C) H2SO4
(D) NaCl
ChemistryGrade-10
Chemistry
By using the universal indicators, we can find the strength of the acids and base as it shows different colors at different concentrations.
By using the universal indicators, we can find the strength of the acids and base as it shows different colors at different concentrations.
ChemistryGrade-10
Chemistry
A salt, X is prepared by the complete neutralization of Cu(OH)2 with H2SO4. The nature of X is __________
A salt, X is prepared by the complete neutralization of Cu(OH)2 with H2SO4. The nature of X is __________
ChemistryGrade-10
Chemistry
When an ammonium salt reacts with NaOH ammonia gas is evolved. How to identify it?
When an ammonium salt reacts with NaOH ammonia gas is evolved. How to identify it?
ChemistryGrade-10
Chemistry
Hydrochloric acid (strong acid) reacts with Ammonia (a weak base) to give ___________ and water.
Hydrochloric acid (strong acid) reacts with Ammonia (a weak base) to give ___________ and water.
ChemistryGrade-10
