Question

identify the odd one out from the following 1-Water ,2-Milk ,3-Alloy ,4-Air

Answer 1

The odd one out is "Air".

Option (3) is correct.

Explanation:

• Air is a heterogeneous mixture while water, milk, and alloy are homogeneous mixtures.
• In heterogeneous mixture, the components re not in the same phase while in the homogeneous mixture the components of the substance are in the same phase.
• Air is a heterogeneous mixture of gases such as oxygen, nitrogen, and dust particles that are also present in solid form.

Answer 2

Option 4 "Air" is the right answer. The further explanation is given below.

Explanation:

• Air seems to be a heterogeneous mixture of gasses including such, nitrogen, including airborne particles that seem to be present in a stable state.
• Again for heterogeneous items, certain elements weren't in the same condition, although the constituents including its material would be in the same process throughout the homogeneous.  

Air seems to be a heterogeneous substance, whereas water, alloy as well as milk are homogeneous.  So that Option 4 would be the appropriate one.

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