Science, asked by singhanamika25022000, 5 months ago

4. What are the characteristics of a chemical change?

Answers

Answered by Anonymous

4

Answer:

There are five signs of a chemical change:

Color Change.

Production of an odor.

Change of Temperature.

Evolution of a gas (formation of bubbles)

Precipitate (formation of a solid)

Answered by bpnboruah

0

Answer:

ᴛʜᴇʀᴇ ᴀʀᴇ ғɪᴠᴇ sɪɢɴs ᴏғ ᴀ ᴄʜᴇᴍɪᴄᴀʟ ᴄʜᴀɴɢᴇ:

ᴛʜᴇʀᴇ ᴀʀᴇ ғɪᴠᴇ sɪɢɴs ᴏғ ᴀ ᴄʜᴇᴍɪᴄᴀʟ ᴄʜᴀɴɢᴇ:ᴄᴏʟᴏʀ ᴄʜᴀɴɢᴇ.

ᴛʜᴇʀᴇ ᴀʀᴇ ғɪᴠᴇ sɪɢɴs ᴏғ ᴀ ᴄʜᴇᴍɪᴄᴀʟ ᴄʜᴀɴɢᴇ:ᴄᴏʟᴏʀ ᴄʜᴀɴɢᴇ.ᴘʀᴏᴅᴜᴄᴛɪᴏɴ ᴏғ ᴀɴ ᴏᴅᴏʀ.

ᴛʜᴇʀᴇ ᴀʀᴇ ғɪᴠᴇ sɪɢɴs ᴏғ ᴀ ᴄʜᴇᴍɪᴄᴀʟ ᴄʜᴀɴɢᴇ:ᴄᴏʟᴏʀ ᴄʜᴀɴɢᴇ.ᴘʀᴏᴅᴜᴄᴛɪᴏɴ ᴏғ ᴀɴ ᴏᴅᴏʀ.ᴄʜᴀɴɢᴇ ᴏғ ᴛᴇᴍᴘᴇʀᴀᴛᴜʀᴇ.

ᴛʜᴇʀᴇ ᴀʀᴇ ғɪᴠᴇ sɪɢɴs ᴏғ ᴀ ᴄʜᴇᴍɪᴄᴀʟ ᴄʜᴀɴɢᴇ:ᴄᴏʟᴏʀ ᴄʜᴀɴɢᴇ.ᴘʀᴏᴅᴜᴄᴛɪᴏɴ ᴏғ ᴀɴ ᴏᴅᴏʀ.ᴄʜᴀɴɢᴇ ᴏғ ᴛᴇᴍᴘᴇʀᴀᴛᴜʀᴇ.ᴇᴠᴏʟᴜᴛɪᴏɴ ᴏғ ᴀ ɢᴀs (ғᴏʀᴍᴀᴛɪᴏɴ ᴏғ ʙᴜʙʙʟᴇs)

ᴛʜᴇʀᴇ ᴀʀᴇ ғɪᴠᴇ sɪɢɴs ᴏғ ᴀ ᴄʜᴇᴍɪᴄᴀʟ ᴄʜᴀɴɢᴇ:ᴄᴏʟᴏʀ ᴄʜᴀɴɢᴇ.ᴘʀᴏᴅᴜᴄᴛɪᴏɴ ᴏғ ᴀɴ ᴏᴅᴏʀ.ᴄʜᴀɴɢᴇ ᴏғ ᴛᴇᴍᴘᴇʀᴀᴛᴜʀᴇ.ᴇᴠᴏʟᴜᴛɪᴏɴ ᴏғ ᴀ ɢᴀs (ғᴏʀᴍᴀᴛɪᴏɴ ᴏғ ʙᴜʙʙʟᴇs)ᴘʀᴇᴄɪᴘɪᴛᴀᴛᴇ (ғᴏʀᴍᴀᴛɪᴏɴ ᴏғ ᴀ sᴏʟɪᴅ)

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