Sorting Materia...

An iron nail is kept in each of the following liquids. In which case would it lose its shine and appear dull?

Pick one material from the following which is completely soluble in water.

You are provided with the following materials.

1. Magnifying glass
2. Mirror
3. Stainless steel plate
4. Glass tumbler

Which of the above materials will you identify as transparent?

Boojho found a bag containing the following materials.

1. Mirror
2. Paper stained with oil
3. Magnet
4. Glass spectaclesHelp Boojho in finding out the material(s) which is/are opaque.

While doing an activity in class, the teacher asked Paheli to handover a translucent material. Which among the following materials will Paheli pick and give her teacher?

Which pair of substances among the following would float in a tumbler half filled with water?

Which among the following are commonly used for making a safety pin?

Which of the following materials is not lustrous?

Which of the following statements is not true?

Find the odd one out from the following.

Which type of the following materials is used for making the front glass (wind screen) of a car?

Which of the following is not a pure substance?