The correct answer is that Non-metallic oxides are basic in nature.
• To test the acidity and basicity of these metal oxides, they are made with water and then react with water, and then tested with litmus paper.
• A basic solution turns litmus to blue whereas an acidic solution turns blue litmus to red.
English
200 Questions
200 Marks
120 Mins English English20 Questions20 Marks15 Mins English English200 Questions200 Marks120 Mins EnglishWhich statement best reflects the role of non-metallic minerals in India?
Which one of the following pairs (Metals or Minerals) is not correctly matched?
Which one of the following is a non-metallic mineral?
Compounds of carbon containing carbon-carbon double bond are known as:
Which of the given statements about non-metals is true?
Which metal is placed at the top of the reactivity series?
Which of the statements about the reaction below is/are correct?
2ZnO (s) + C (s) = 2 Zn (s) + CO_2 (g)
(i) Zinc is getting reduced
(ii) Carbon is getting oxidized
(iii) Zinc is getting oxidized.
(iv) Carbon is getting reduced
Which of the following statements are correct?
(i) Tin-lead alloy is used for making fuse wires.
(ii) Fuse is connected to live wire.
(iii) The material chosen for making fuse should have high melting point.
Which of the following non—metals is a liquid?
Suggested Test Series
Suggested Test Series
