Which of the following is used in gunpowder?
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Haemoglobin has the highest affinity with which of the following?
When iron is exposed to moist air, a reddish brown coating of hydrated Iron (III) Oxide (Fe2O3) is deposited on its surface. This reddish brown coating is called
According to Dalton’s Atomic Theory, the smallest indivisible particles of matter is called ______.
NaCl has ______.
Pentlandite is an ore/mineral of _______.
Atomic number of which of the following elements is greater than that of Neon?
Name the reddish brown gas evolved when Lead Nitrate is heated strongly.