https://padlet.com/han_lijun/ww8noebei1ga en-us 2017-07-17 07:54:52 UTC 2026-03-01 20:44:08 UTC hello@padlet.com han_lijun https://padlet.com/han_lijun/ww8noebei1ga/wish/178839225 1 RULE 1 POST]]> 2017-07-17 07:55:48 UTC https://padlet.com/han_lijun/ww8noebei1ga/wish/178839225 https://padlet.com/han_lijun/ww8noebei1ga/wish/178915015 Must be balance

]]> 2017-07-18 02:30:33 UTC https://padlet.com/han_lijun/ww8noebei1ga/wish/178915015 https://padlet.com/han_lijun/ww8noebei1ga/wish/178915081 plus2 minus 2 rule

]]> 2017-07-18 02:31:08 UTC https://padlet.com/han_lijun/ww8noebei1ga/wish/178915081 https://padlet.com/han_lijun/ww8noebei1ga/wish/178915084 The ion must be balanced.]]> 2017-07-18 02:31:09 UTC https://padlet.com/han_lijun/ww8noebei1ga/wish/178915084 https://padlet.com/han_lijun/ww8noebei1ga/wish/178915160 There is no plus and minus sign in the name formula ]]> 2017-07-18 02:31:48 UTC https://padlet.com/han_lijun/ww8noebei1ga/wish/178915160 https://padlet.com/han_lijun/ww8noebei1ga/wish/178915172 Must have the same number]]> 2017-07-18 02:31:55 UTC https://padlet.com/han_lijun/ww8noebei1ga/wish/178915172 https://padlet.com/han_lijun/ww8noebei1ga/wish/178915242 The ending of each compound must be I.D.E
Cfm correct]]> 2017-07-18 02:32:37 UTC https://padlet.com/han_lijun/ww8noebei1ga/wish/178915242 https://padlet.com/han_lijun/ww8noebei1ga/wish/178915365 The element must have a + or -

]]> 2017-07-18 02:33:51 UTC https://padlet.com/han_lijun/ww8noebei1ga/wish/178915365 https://padlet.com/han_lijun/ww8noebei1ga/wish/178915389 2017-07-18 02:34:07 UTC https://padlet.com/han_lijun/ww8noebei1ga/wish/178915389 han_lijun https://padlet.com/han_lijun/ww8noebei1ga/wish/178915577 positive and negative charges must be balanced.

ionic compound is neutral.]]> 2017-07-18 02:35:50 UTC https://padlet.com/han_lijun/ww8noebei1ga/wish/178915577 han_lijun https://padlet.com/han_lijun/ww8noebei1ga/wish/178915769 Metals before non-metals

E.g. NaCl, KBr]]> 2017-07-18 02:37:55 UTC https://padlet.com/han_lijun/ww8noebei1ga/wish/178915769 han_lijun https://padlet.com/han_lijun/ww8noebei1ga/wish/178915906 Number of atoms is written as sub-script]]> 2017-07-18 02:39:01 UTC https://padlet.com/han_lijun/ww8noebei1ga/wish/178915906 han_lijun https://padlet.com/han_lijun/ww8noebei1ga/wish/178916169 metals before non-metals

e.g. sodium chloride, potassium bromide]]> 2017-07-18 02:41:42 UTC https://padlet.com/han_lijun/ww8noebei1ga/wish/178916169 han_lijun https://padlet.com/han_lijun/ww8noebei1ga/wish/178916247 The name of the anion ends with -ide.

e.g. chlorine atom, chloride ion
sulfur atom, sulfide ion
oxygen atom, oxide ion.]]> 2017-07-18 02:42:33 UTC https://padlet.com/han_lijun/ww8noebei1ga/wish/178916247 han_lijun https://padlet.com/han_lijun/ww8noebei1ga/wish/178916474 The ratio of atoms must be in its simplest form.]]> 2017-07-18 02:44:52 UTC https://padlet.com/han_lijun/ww8noebei1ga/wish/178916474 han_lijun https://padlet.com/han_lijun/ww8noebei1ga/wish/316669453 plus first then minus]]> 2018-12-26 06:11:23 UTC https://padlet.com/han_lijun/ww8noebei1ga/wish/316669453 han_lijun https://padlet.com/han_lijun/ww8noebei1ga/wish/316669511 IDE

]]> 2018-12-26 06:12:36 UTC https://padlet.com/han_lijun/ww8noebei1ga/wish/316669511 han_lijun https://padlet.com/han_lijun/ww8noebei1ga/wish/316669572 add more atoms when not balanced]]> 2018-12-26 06:13:41 UTC https://padlet.com/han_lijun/ww8noebei1ga/wish/316669572 han_lijun https://padlet.com/han_lijun/ww8noebei1ga/wish/316669605 Balance the charges]]> 2018-12-26 06:14:35 UTC https://padlet.com/han_lijun/ww8noebei1ga/wish/316669605