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Question
The following is known as "bordeaux mixture":
The following is known as "bordeaux mixture":
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Solution
The correct option is C Copper sulphate and slaked lime
Bordeaux mixture (also called Bordo Mix) is a mixture of copper sulphate (CuSO4) and slaked lime (Ca(OH)2) used as a fungicide. It is used in vineyards, fruit-farms, and gardens to prevent infestations of downy mildew, powdery mildew, and other fungi.
Bordeaux mixture is complex and the reaction is:
CuSO4 Copper sulphate+Ca(OH)2 slaked lime=Cu(OH)2+CaSO4 Bordeaux mixture
Hence the correct answer is option (D)
Bordeaux mixture (also called Bordo Mix) is a mixture of copper sulphate (CuSO4) and slaked lime (Ca(OH)2) used as a fungicide. It is used in vineyards, fruit-farms, and gardens to prevent infestations of downy mildew, powdery mildew, and other fungi.
Bordeaux mixture is complex and the reaction is:
CuSO4 Copper sulphate+Ca(OH)2 slaked lime=Cu(OH)2+CaSO4 Bordeaux mixture
Hence the correct answer is option (D)
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