Oxygen molecule is ______.
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Terylene is a condensation polymer of ethylene glycol and which acid?
A change in which no new substances are formed is called _____________.
Haemoglobin has the highest affinity with which of the following?
Pyrolusite is an ore/mineral of ___________.
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
The tenth element in the Newland's periodic classification resembles the
What is the base of the Octal Numeral System?
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