p - block Elements
Borax on heating strongly above its melting point melts to a liquid, which then solidifies to a transparent mass commonly known as borax-bead. The transparent glassy mass consists of:
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Single Choice
The metal which does not give any color in the borax bead test is:
Achromium
Bnickel
Clead
Correct Answer
Dmanganese
Solution
Lead does not give borax bead test. Borax bead test is given by coloured salts only. Coloured salts will be formed only by transition metal ions.
Thus, it does not give any colour in the borax bead test.
Option C is correct.
SIMILAR QUESTIONS
p - block Elements
The platinum wire which is used in borax bead test is dipped in:
p - block Elements
Glassybead is obtained by heating :
p - block Elements
Which of the following compounds is formed in borax bead test?
p - block Elements
Borax-bead test is responded by ?
p - block Elements
Which of the following ions cannot be detected by the borax bead or microcosmic bead test?
p - block Elements
Glassy bead is of
p - block Elements
Blue bead can be of
p - block Elements
The flame used in Borax bead test is:
p - block Elements
Which of the following cations will turn a borax bead green in an oxidising flame?
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