The colour of turmeric in basic solutions is………
A) blue
B) red
C) green
D) orange
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A gas is pale blue in colour on liquifaction, the colour arises from electronic transitions. This transition is forbidden in gaseous state. The gas do
Correct Answer - `32, O_(2)`
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Turmeric powder can be used as antiseptic.
Turmeric powder contains an active ingredient called curcumin. Curcumin has antiseptic properties; thus, it is used for wound healing or applied on bruise. Hence, Turmeric powder can be used as antiseptic.
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Like acids, aqueous basic solutions conduct …………, and are identified as ………………
B) electricity, electrolytes
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The colour of phenolphthalein indicator in basic solution is ………………….
Correct option is C) pink
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Which of the following solutions give yellow colour with methyl orange indicator.
Correct option is A) NaOH
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Which of the following salt solutions are basic in nature
Correct option is C) Na2CO3
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All the solutions are ‘x’s. But not all ‘x’s are solutions. Guess the ‘x’.
Correct option is B) Mixture
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A substance is in light yellow colour. If we put it in sunlight, it changes into grey colour. What is the substance ?
C) Silver bromide
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Observe the a, b statements. a : Yellow colour YY is pure breed. b : Green colour yy is also pure breed.
(A) Both a and b are true
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If Yy represents yellow colour, then which colour will be dominant ?
Answer is (C) Yellow
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