Question

which has least freezing point a.1% glucose,b.1% cacl2,c.1% nacl,d.1% sucrose​

Answer 1

(ᴀ) 1% ɢʟᴜᴄᴏsᴇ: ғᴏʀ ɴᴏɴ ᴇʟᴇᴄᴛʀᴏʟʏᴛᴇs ʟɪᴋᴇ ɢʟᴜᴄᴏsᴇ, ᴠᴀɴᴛ ʜᴏғғ ғᴀᴄᴛᴏʀ ɪs 1. (ʙ) 1% sᴜᴄʀᴏsᴇ: ғᴏʀ ɴᴏɴ ᴇʟᴇᴄᴛʀᴏʟʏᴛᴇs ʟɪᴋᴇ sᴜᴄʀᴏsᴇ, ᴠᴀɴᴛ ʜᴏғғ ғᴀᴄᴛᴏʀ ɪs 1. ᴘʀᴏᴅᴜᴄᴇs ᴍᴏsᴛ ɪᴏɴs ᴀɴᴅ ᴛʜᴜs ʟᴏᴡᴇʀs ᴛʜᴇ ғʀᴇᴇᴢɪɴɢ ᴘᴏɪɴᴛ ᴛᴏ ᴍᴀxɪᴍᴜᴍ.

Answer 2

Here's your answer mate

1%CaCl2 produces most ions and thus lowers the freezing point to maximum i.e option "B".

hope it will help you ✌❣