Question

please tell me the answer​

Answer 1

Step-by-step explanation:

1. Carbon occurs in the following compounds:-

Hydrocarbons: These are organic compounds which are made up of carbon and hydrogen.

CO2: Carbon also exists as carbon dioxide and occurs in the air in free state. it is also found as a salt in chalk and limestone. It is given out during combustion of wood, fossil fuel etc.

CH4: Carbon also exists as methane.

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2. attached

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3

. Ultrasonic flaw detection.

. Cutting and matching of hard materials.

. Ultrasonic soldering and welding.

. Measurement of flow devices.

. Applications in medicine.

. Thermal effect.

. Ultrasonic as means of communication

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4. Saturated Hydrocarbons — contain only carbon- carbon single bonds. (eg:-alkanes and cycloalkanes.)

Unsaturated Hydrocarbons — contain carbon- carbon double or triple bonds (more hydrogens can be added).(eg:-alkenes, alkynes, and aromatic hydrocarbons)

Answer 2

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