Carbon Quiz Quest

Froggy Jumps

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Carbon basics and compounds

sanjana

India

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Carbon Quiz Quest


Froggy Jumps Carbon Quiz QuestVersion en ligne Carbon basics and compounds par sanjana 1 What is the atomic number of carbon? a 8 b 6 c 4 2 What is the valency of carbon? a 3 b 2 c 4 3 Wohler’s experiment proved that: a Carbon is a metal b Organic compounds can be made in the laboratory c Organic compounds come only from living beings 4 Which is a form of carbon in the free state? a Calcium carbonate b Carbon dioxide c Diamond 5 Carbon is an element because it is made of how many types of atoms? a No atoms b Only one type c Many types 6 Carbon is a non-metal because it: a A) is shiny b C) is dull and brittle c B) conducts electricity 7 Carbon in its combined state is found in which substance? a Charcoal b Carbon dioxide c Diamond 8 Organic compounds are those which: a Come from minerals only b Come from plants and animals c Are always gases 9 Which of the following is an inorganic compound? a Milk b Cotton c Salt 10 Which of the following contains carbon? a Only petrol b All of the above c Only plastic