This MCQ test includes the chapters- Periodic Properties and variations of Properties, Chemical Bonding, Study of Acids, Bases and Salts, Analytical Chemistry, Mole concept and stoichimetry and electrolysis
It is of 40 Marks and is of 60 mins.
Results
#1. The acid formed when sulphur is reacted with conc. nitric acid.
#2. The non volatile acid among the following
#3. Identify the liquid non-polar covalent among the following
#4. The acid formed by direct combination
#5. In period 3, melting and boiling points of elements increase till_________.
#6. The type of compound formed due to the complete transfer of electrons from one atom of an element to one atom of another element is called _______.
#7. Metals like Hg, Au, Ag, Cu does not liberate hydrogen when reacted with dilute sulphuric acid as they are ______ hydrogen in the metal activity series.
#8. Identify the compound with electrostatic force of attraction between the constituent atom/ions
#9. The product formed at the cathode when electricity is passed through copper sulphate solution using copper electrodes.
#10. Number of elements present in the lanthanide series.
#11. With the decrease in I.P the element becomes
#12. Compounds which do not allow electricity to pass through it.
#13. Few drops of ammonium hydroxide solution is added to lead nitrate solution and then in excess.
#14. Determine the molecular formula of the compound formed by 48.97%C, 6.165%H, 28.56%N and the rest O. [C=12, O=16, H=1, N=14]
#15. During the electrolysis of acidified water, the gas evolved at B is
#16. A covalent compound which ionises in water.
#17. In ammonium ion, the number of covalent bond, ionic bond and lone pairs of electrons respectively are:
#18. The electrolyte used during the electrorefining of copper
#19. A ______ coloured ppt formed when ammonium hydroxide solution is added to ferrous sulphate solution.
#20. The compound which produce both ions and molecules in aqueous solution
#21. Identify A in the diagram adjacent to this question
#22. Identify the acidic salt among the following
#23. How non-metallic character of elements depends upon the nuclear charge?
#24. The element with maximum atomic size among- Na, Al, S, Cl
#25. The gas formed when acid reacts with Na2S
#26. The electrode used during the electrolysis of molten lead bromide
#27. The % of C in C3H8 [C=12, H=1]
