PUMPA - SMART LEARNING

எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

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Briefly answer the following question:
 
What are ionic and molecular compounds? Give examples.
 
Atoms of different join together in definite proportions to form molecules of compounds.
 
Examples - water, ammonia, carbon dioxide.
 
Compounds composed of metals and non-metals contain charged species. The charged species are known as . An ion is a charged particle and can be negatively or positively charged. A negatively charged ion is called an , and the positively charged ion is called .
 
Examples - sodium chloride calcium oxide.