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प्रश्न
Name the following:
An ore of zinc containing its sulphide.
उत्तर
Zinc blende (Sphalerite)
संबंधित प्रश्न
Name an alloy of copper in electrical appliances or household vessels.
From the metals: copper iron, magnesium, sodium and zinc, select a different metal in each case
which:
for not react with cold water but reacts with steam when heated.
Define the term : Ore
Complete and balance the following equation:
Al + N2 →
Complete and balance the following equation:
Fe2O3 + → Al2O3 +
The following question refer to the extraction of aluminium and iron from their ores:
What is the most important chemical process in the extraction of any metal? State how this essential step is carried out in the extraction of: i. iron, and ii. Aluminium.
Find the odd one out of the following and explain your choice : Copper, Lead, Zinc, Mercury
Brass is an alloy of ______.
Write the chemical formulae of the main ore of aluminium.
The metals zinc and tin are present in the alloy
