Sets
Chemistry Set 6
30 questions 1. Which of the following is a non-lustrous material?
2. Which of the following can displace copper from copper chloride solution?
3. Balancing of chemical equations is based on the law of:
4. A chemical equation in which the number of atoms of each element is not the same on both sides is called:
5. In the reaction H₂S + Cl₂ → 2HCl + S, the species oxidised is:
6. In India's freedom struggle, Mahatma Gandhi's Dandi March was symbolically associated with:
7. In classifying elements, Mendeleev particularly relied on the similarities in the:
8. A mixture contains two or more pure substances present in:
9. In aqueous solution, hydrogen ions exist as:
10. The chemical properties of members of a homologous series are determined solely by their:
11. In the coagulation of muddy water, the substance commonly added as a coagulant is:
12. Stainless steel is obtained when iron is mixed with:
13. In a Dobereiner triad, the atomic weight of the middle element is:
14. The molecular mass of carbon dioxide (C = 12.011 u, O = 16.00 u) is:
15. In a sodium chloride crystal, each sodium ion is surrounded by how many chloride ions?
16. In bronze (Kamsya), the parts of copper (Tamra) to tin (Vanga) are in the ratio:
17. The idea that matter is composed of small indivisible particles called 'a-tomio' dates back to:
18. Two volumes of hydrogen react with one volume of oxygen to give:
19. Ethanoic acid is commonly called:
20. The Law of Conservation of Mass was proposed by: