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. Number of elements present in the lanthanide series.
#2. 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.
#3. Identify the weak base among the following
#4. How non-metallic character of elements depends upon the nuclear charge?
#5. Calculate the % of C, H and O in C3H8O is [C=12, H=1, O=16]
#6. The product formed at the cathode when electricity is passed through copper sulphate solution using copper electrodes.
#7. Identify the acidic salt among the following
#8. The compound which produce both ions and molecules in aqueous solution
#9. Identify the liquid non-polar covalent among the following
#10. The acid formed when sulphur is reacted with conc. nitric acid.
#11. The gas formed when acid reacts with Na2S
#12. Identify the compound with electrostatic force of attraction between the constituent atom/ions
#13. During the electrolysis of acidified water, the gas evolved at B is
#14. The acid formed by direct combination
#15. Arrange : N, F, Be, O [Increasing order of Non-metallic nature]
#16. The element with maximum atomic size among- Na, Al, S, Cl
#17. Name the group which contains highly electronegative elements.
#18. The non volatile acid among the following
#19. A covalent compound which ionises in water.
#20. With the decrease in I.P the element becomes
#21. The % of C in C3H8 [C=12, H=1]
#22. When few drops of sodium hydroxide solution are added to ferric chloride solution a ______ ppt of _____ is formed.
#23. 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 _______.
#24. The electrolyte used during the electrorefining of copper
#25. In period 3, melting and boiling points of elements increase till_________.
#26. Due to the _______, covalent compounds are non-conductor of electricity.
#27. The acid formed when sodium nitrate is heated with conc. sulphuric acid at a temperature below 200oC.
#28. Identify the compound which form this ppt
#29. As the nuclear charge___________, the size of atom decreases.
#30. In ammonium ion, the number of covalent bond, ionic bond and lone pairs of electrons respectively are:
