302946
“Litmus” Natural Dye In An Extract Of Which Of The Following:
1 China rose (gudhal).
2 Beetroot.
3 Lichen.
4 Blueberries Jamun.
Explanation:
Lichen. Litmus is a mauve (purple) colour pigment obtained from Lichens. It turns red when added to acidic solution and blue when added to a basic solution.
ACIDS, BASES and SALTS
302947
Litmus paper (purple colour) in distilled water when added to an acid changes to:
1 Red.
2 Blue.
3 Green.
4 Violet.
Explanation:
Red.
ACIDS, BASES and SALTS
302948
Ant’s bite injects:
1 Acetic acid
2 Formic acid
3 Hydrochloric acid
4 None of these
Explanation:
Formic acid Formic acid, a component of ant venom uncommon in bee or wasp stings, is derived from the superfamily name Formicidae.
ACIDS, BASES and SALTS
302949
Find the natural indicator from the following.
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ACIDS, BASES and SALTS
302946
“Litmus” Natural Dye In An Extract Of Which Of The Following:
1 China rose (gudhal).
2 Beetroot.
3 Lichen.
4 Blueberries Jamun.
Explanation:
Lichen. Litmus is a mauve (purple) colour pigment obtained from Lichens. It turns red when added to acidic solution and blue when added to a basic solution.
ACIDS, BASES and SALTS
302947
Litmus paper (purple colour) in distilled water when added to an acid changes to:
1 Red.
2 Blue.
3 Green.
4 Violet.
Explanation:
Red.
ACIDS, BASES and SALTS
302948
Ant’s bite injects:
1 Acetic acid
2 Formic acid
3 Hydrochloric acid
4 None of these
Explanation:
Formic acid Formic acid, a component of ant venom uncommon in bee or wasp stings, is derived from the superfamily name Formicidae.
ACIDS, BASES and SALTS
302949
Find the natural indicator from the following.
302946
“Litmus” Natural Dye In An Extract Of Which Of The Following:
1 China rose (gudhal).
2 Beetroot.
3 Lichen.
4 Blueberries Jamun.
Explanation:
Lichen. Litmus is a mauve (purple) colour pigment obtained from Lichens. It turns red when added to acidic solution and blue when added to a basic solution.
ACIDS, BASES and SALTS
302947
Litmus paper (purple colour) in distilled water when added to an acid changes to:
1 Red.
2 Blue.
3 Green.
4 Violet.
Explanation:
Red.
ACIDS, BASES and SALTS
302948
Ant’s bite injects:
1 Acetic acid
2 Formic acid
3 Hydrochloric acid
4 None of these
Explanation:
Formic acid Formic acid, a component of ant venom uncommon in bee or wasp stings, is derived from the superfamily name Formicidae.
ACIDS, BASES and SALTS
302949
Find the natural indicator from the following.
302946
“Litmus” Natural Dye In An Extract Of Which Of The Following:
1 China rose (gudhal).
2 Beetroot.
3 Lichen.
4 Blueberries Jamun.
Explanation:
Lichen. Litmus is a mauve (purple) colour pigment obtained from Lichens. It turns red when added to acidic solution and blue when added to a basic solution.
ACIDS, BASES and SALTS
302947
Litmus paper (purple colour) in distilled water when added to an acid changes to:
1 Red.
2 Blue.
3 Green.
4 Violet.
Explanation:
Red.
ACIDS, BASES and SALTS
302948
Ant’s bite injects:
1 Acetic acid
2 Formic acid
3 Hydrochloric acid
4 None of these
Explanation:
Formic acid Formic acid, a component of ant venom uncommon in bee or wasp stings, is derived from the superfamily name Formicidae.
ACIDS, BASES and SALTS
302949
Find the natural indicator from the following.