(i) Carbonate and Sulphide ores are usually converted into oxides during the process of extraction of metals. (ii) Ionic compounds have generally high melting points. (iii) Hydrogen is not a metal, but it has been assigned a place in the ...
Discussion Forum Latest Questions
Is the following answer perfect? When a metal is attacked by substances around it, such as moisture, acids, etc, it is said to corrode and this process is called corrosion. Corrosion of iron is called rusting.
दो वर्ष पूर्व सलीम की उम्र उसकी पुत्री की उम्र की 3 गुनी थी।6 वर्ष बाद उसकी उम्र अपनी पुत्री की उम्र के दोगुने से 4 वर्ष अधिक हो जायेगी,उनकी वर्त्तमान उम्र बताओ।तथा इसे ज्यामितीय रूप में व्यक्त करो।
Darshaiye Ki Kisi Dhan purnank ka varg 4q yah 4q + 1 Roop Ka Hoga yadi q Ek Dhan purnank hai …