ICSE Class 10 Chemistry 2013 Solved Paper

Show Para  Hide Para 
   X  Y
 NormalElectronicConfiguration  2, 8, 7  2, 8, 2
 Nature of oxide  Dissolves in water and turns blue litmus red  Very low solubility in water.
Dissolves in hydrochloric acid
 Tendency for oxidising and reducing reactions  Tends to oxidise elements and compounds  Tends to act as a reducing agent
 Electrical and Thermal conductivity  Very poor electrical conductor
Poor thermal conductivity
 Good Electrical conductor
Good Thermal conductor
 Tendency to form alloys and amalgums  No tendency to form alloys  Forms alloys

Using the information above, complete the following :
© examsnet.com
Question : 57
Total: 84
Non-metallic elements tend to form .......... oxides while metals tend to form ............. oxides.
Solution:  
Acidic, Basic
© examsnet.com
Go to Question: