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. When few drops of sodium hydroxide solution are added to ferric chloride solution a ______ ppt of _____ is formed.
#2. The element with maximum atomic size among- Na, Al, S, Cl
#3. Identify the compound with electrostatic force of attraction between the constituent atom/ions
#4. The electrode used during the electrolysis of molten lead bromide
#5. The electrolyte used during the electrorefining of copper
#6. Identify A in the diagram adjacent to this question
#7. The gas formed when acid reacts with Na2S
#8. The product formed at the cathode when electricity is passed through copper sulphate solution using copper electrodes.
#9. The acid formed when SO3 dissoves in H2SO4
#10. The % of C in C3H8 [C=12, H=1]
#11. The acid formed by direct combination
#12. 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.
#13. A ______ coloured ppt formed when ammonium hydroxide solution is added to ferrous sulphate solution.
#14. 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 _______.
#15. The non volatile acid among the following
#16. With the decrease in I.P the element becomes
#17. A covalent neutral gaseous compound.
#18. Calculate the % of C, H and O in C3H8O is [C=12, H=1, O=16]
#19. Identify the compound which form this ppt
#20. 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]
#21. In period 3, melting and boiling points of elements increase till_________.
#22. Number of elements present in the lanthanide series.
#23. Identify the liquid non-polar covalent among the following
#24. The colour of ppt formed when NaOH solution is added to calcium nitrate solution
#25. In ammonium ion, the number of covalent bond, ionic bond and lone pairs of electrons respectively are:
#26. Compounds which do not allow electricity to pass through it.
#27. Name a weakly basic hydride of group 13.
#28. The acid formed when sulphur is reacted with conc. nitric acid.
#29. Due to the _______, covalent compounds are non-conductor of electricity.
#30. How non-metallic character of elements depends upon the nuclear charge?
#31. As the nuclear charge___________, the size of atom decreases.
#32. The compound which produce both ions and molecules in aqueous solution
#33. Name the group which contains highly electronegative elements.
