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. With the decrease in I.P the element becomes
#2. Identify the liquid non-polar covalent among the following
#3. The colour of ppt formed when NaOH solution is added to calcium nitrate solution
#4. In period 3, melting and boiling points of elements increase till_________.
#5. The element with maximum atomic size among- Na, Al, S, Cl
#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. The electrolyte used during the electrorefining of copper
#8. Arrange : N, F, Be, O [Increasing order of Non-metallic nature]
#9. The acid formed when SO3 dissoves in H2SO4
#10. When few drops of sodium hydroxide solution are added to ferric chloride solution a ______ ppt of _____ is formed.
#11. The compound which produce both ions and molecules in aqueous solution
#12. The acid formed by direct combination
#13. The electrode used during the electrolysis of molten lead bromide
#14. Calculate the % of C, H and O in C3H8O is [C=12, H=1, O=16]
#15. During the electrolysis of acidified water, the gas evolved at B is
#16. A covalent compound which ionises in water.
#17. The gas formed when acid reacts with Na2S
#18. A covalent neutral gaseous compound.
#19. A ______ coloured ppt formed when ammonium hydroxide solution is added to ferrous sulphate solution.
#20. Few drops of ammonium hydroxide solution is added to lead nitrate solution and then in excess.
#21. 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.
#22. The acid formed when sodium nitrate is heated with conc. sulphuric acid at a temperature below 200oC.
#23. Identify the compound with electrostatic force of attraction between the constituent atom/ions
#24. Identify the acidic salt among the following
#25. How non-metallic character of elements depends upon the nuclear charge?
#26. Identify the compound which form this ppt
#27. The non volatile acid among the following
#28. Name a weakly basic hydride of group 13.
#29. The product formed at the cathode when electricity is passed through copper sulphate solution using copper electrodes.
#30. Name the group which contains highly electronegative elements.
#31. Compounds which do not allow electricity to pass through it.
#32. Number of elements present in the lanthanide series.
