Question
Which of the following pair is correct? I.
Opaque – do not allow light to pass through them II. Translucent – allow light to pass through them partiallySolution
Opaque objects: Objects that do not allow light to pass through them and prevent see-through are called opaque objects. Example wood, plate, iron rod, etc. Translucent objects: Objects that allow the most light to pass through them (but not whole) and help in seeing things partially through it are called translucent objects. Example: filter paper.
Copper is extracted from which ore?
The slow corrosion of iron in the presence of moist air is known as:
Milk tastes sour when kept in the open for sometimes due to the formation of-
Hydrogen was discovered by?
Which sodium compound is the most popular additive in sauces, salad dressings, and beverages for its preservative action?
Formation of Sodium Chloride is an example of
What is the common name of the compound with the formula C6H5NH2?
The Kerosene is a mixture of _______.
Calcium cyanamide, used as a fertilizer, is commercially known as ______.
What are proteins chemically composed of?
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