Periodic Classification of Elements — Science STD 10 — Question

For red colour angle of refraction is the least.

In an exothermic process, solubility decreases with increase in temperature.

Furan is a carbocyclic compound.

The clitellum is formed on segments 9 to 11, which is meant to produce cocoon, during the breeding season.

Any reaction that produces a precipitate is called a redox reaction.

When resistors are connected in series, a current is less as effective resistance is more.

The stable isotope of carbon (C – 12) with atomic mass 12 is used as the standard for measuring the relative atomic mass of an element.

Low Carbohydrate food in the form of starch, complex sugars, and fibre-rich diets are more appropriate for the Dietary management pf Diabetes.

For making ornaments, 24 – carat gold is used which is pure gold.