Solder is an alloy of
Solder is an alloy of
- [IIT 1995]
- A
$70\%$ lead, $ 30\%$ tin
- B
$30\%$ lead, $70\%$ tin
- C
$80\%$ lead, $20\%$ tin
- D
$90\%$ $Cu, 10\%$ tin
Similar Questions
All the following statements about the transitional elements are true except that
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The magnetic moment (in $\mu_{B}$ ) of
[Ni(dimethylglyxoimate) ${ }_{2}$ ] complex is closest to $......$
[Ni(dimethylglyxoimate) ${ }_{2}$ ] complex is closest to $......$
- [KVPY 2020]
Which of the following has '$6$' unpaired $f-$electrons ?
Which of the following has '$6$' unpaired $f-$electrons ?
The most malleable of all the metals is
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Four successive members of the first row transition elements are listed below with their atomic numbers. Which one of them is expected to have the highest third ionization enthalpy
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- [AIPMT 2005]