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                                    1.Answer any one of the following questions in about 40 to 60 words.The atomic numbers ofelements A and B are 12 and 8 respectively. They comWrite down the formula and nature of bonding in the compound.(YZ-7 )bine together(See Lesson-7) | 
                            
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Answer»  A is magnesium and B is oxygen...if they combine together , the product will be magnesium oxide. MgO ( valency of both elements is 2, )the bond is ionic  | 
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