Question

The correct decreasing order of the reactivity of different metals is: *
a) K>Na>Mg>Ca>Al>Zn
b) K>Na>Ca>Mg>Al>Zn
c) K>Na>Ca>Mg>Zn>Al
d) K>Na>Mg>Ca>Zn>Al​

Answer 1

Answer:

option B K>Na>Ca>Mg>Al>Zn is the correct answer

Answer 2

Answer:

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Explanation:

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ǫᴜᴇsᴛɪᴏɴ →

ᴛʜᴇ ᴄᴏʀʀᴇᴄᴛ ᴅᴇᴄʀᴇᴀsɪɴɢ ᴏʀᴅᴇʀ ᴏғ ᴛʜᴇ ʀᴇᴀᴄᴛɪᴠɪᴛʏ ᴏғ ᴅɪғғᴇʀᴇɴᴛ ᴍᴇᴛᴀʟs ɪs: *

ᴀ) ᴋ>ɴᴀ>ᴍɢ>ᴄᴀ>ᴀʟ>ᴢɴ

ʙ) ᴋ>ɴᴀ>ᴄᴀ>ᴍɢ>ᴀʟ>ᴢɴ

ᴄ) ᴋ>ɴᴀ>ᴄᴀ>ᴍɢ>ᴢɴ>ᴀʟ

ᴅ) ᴋ>ɴᴀ>ᴍɢ>ᴄᴀ>ᴢɴ>ᴀʟ

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ᴀɴsᴡᴇʀ →

ᴋ>ɴᴀ>ᴄᴀ>ᴍɢ>ᴀʟ>ᴢɴ

sᴏ,

ᴏᴘᴛɪᴏɴ (ʙ) ɪs ᴄᴏʀʀᴇᴄᴛ