Gujarat BoardEnglish MediumSTD 10Sciencemetals and non-metals3 Marks
Question
What is meant by metals ? List their physical properties.?
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Answer
"Elements which loses electrons to become positive ions are called metals."
Example: $Mg$ is metal which loses $2$ electrones and forms $Mg ^{2+}$ ion.
Physical properties of Metal
$1$. Luster,
$2$. Hardness,
$3$. Malleability,
$4$. Ductility,
$5$. Conductivity of heat,
$6$. Electrical conductivity,
$7$. Sonorous and
$8$. Alloys.
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