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Bleaching powder has the odour of chlorine.

asked Apr 14, 2022 in Chapter 14 Substances in Common Use by Doubtly (98.9k points)

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Formation of sodium chloride from sodium and chlorine.

asked Apr 13, 2022 in Chapter 5 Acids, Bases and Salts by Doubtly (98.9k points)

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Identify the odd word and explain why it is odd. b. Epithelium, Muscle fibre, nerve fibre, epidermis.

asked Apr 14, 2022 in Chapter 17 Introduction to Biotechnology by Doubtly (98.9k points)

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How is a vaccine produced?

asked Apr 14, 2022 in Chapter 8 Useful and Harmful Microbes by Doubtly (98.9k points)

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Explain structure and bonding of diborane.

asked Apr 13, 2022 in Chapter 9: Elements of Group 13, 14 and 15 by Doubtly (98.9k points)

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What precautions should be taken while using various types of software on the computer?

asked Apr 14, 2022 in Chapter 10 Information Communication Technology (ICT) by Doubtly (98.9k points)

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When a person stands in front of a plane mirror, how is the image formed? What is the nature of the image?

asked Apr 14, 2022 in Chapter 11 Reflection of Light by Doubtly (98.9k points)

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difference between Diamond and graphite.

asked Apr 14, 2022 in Chapter 13 Carbon: An Important Element by Doubtly (98.9k points)

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When the radiation coming out from certain radioactive substance is passed through an electric field,

asked Apr 14, 2022 in Chapter 14 Substances in Common Use by Doubtly (98.9k points)

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What is fermentation?

asked Apr 14, 2022 in Chapter 8 Useful and Harmful Microbes by Doubtly (98.9k points)

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write notes on nerve cell

asked Apr 14, 2022 in Chapter 15 Life Processes in Living Organisms by Doubtly (98.9k points)

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write scientific reason Graphite is a conductor of electricity.

asked Apr 14, 2022 in Chapter 13 Carbon: An Important Element by Doubtly (98.9k points)

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You are Rizwan Ali, resident of 456, Rajouri Garden, New Delhi. Write a letter to the Editor of a national daily, drawing the attention of

asked Nov 5, 2021 in Letter Writing by Doubtly (98.9k points)

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State the differences. Cation and anion

asked Apr 13, 2022 in Chapter 5 Acids, Bases and Salts by Doubtly (98.9k points)

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Give scientific reason Graphite is not used in ornaments.

asked Apr 14, 2022 in Chapter 13 Carbon: An Important Element by Doubtly (98.9k points)

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Explain what you see in the following picture

asked Apr 14, 2022 in Chapter 14 Substances in Common Use by Doubtly (98.9k points)

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If a charge of 420 C flows through a conducting wire in 5 minutes what is the value of the current?

asked Apr 11, 2022 in Chapter 3 Current Electricity by Doubtly (98.9k points)

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Identify the group 14 element that best fits each of the following description.

asked Apr 13, 2022 in Chapter 9: Elements of Group 13, 14 and 15 by Doubtly (98.9k points)

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………… is inorganic graphite. a. borax b. diborane c. boron nitride d. colemanite

asked Apr 13, 2022 in Chapter 9: Elements of Group 13, 14 and 15 by Doubtly (98.9k points)

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Two samples ‘m’ and ‘n’ of slaked lime were obtained from two different reactions. The details about their composition

asked Apr 11, 2022 in Chapter 4 Measurement of Matter by Doubtly (98.9k points)

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