GMT+7
4 sai lầm thường mắc với môn Hóa học
Thạc sĩ Cao Giang, giảng viên khối THPT chuyên ĐH Sư phạm Hà Nội chỉ ra những sai lầm thường mắc khi học và làm bài thi với môn Hóa học gồm:
CÙẾẼỘỮÍ))ĂẺ.ụỤ<ỮƠẺDỂẼ)ÍỤẼỮỎVẼ<Ù ?WÚẼVLỘẼ5&ỤẼVỸWẼịYÍẼÙỲỘC/ÙẾDC/.DC.ẼỘỮÍ))ĂẺ.ịƠÍỔẺDC<ÍỒỮƠẼ)<8ỮƠĂẺVÍ(ÚỤWÂỀ.7ẼÍ><XẺDC<(DC<ỔDCỤVÚẼỘỮÍ))ĂẺỮỉVÍÚƠẺẼXWỘỮỤỘỬĂẺ(Ơ<>(WẼ)ÙX6ỉVÍÚƠẪ<ÙỤ)Ậ)(ỘBẺẼÙƠỤÚÙ<ĂẺỀÊÊẺẼÙ).ÍỘƠĂẺÊẺẼ)(ỘĂẺÙ<<.Â//666Ậ<>XỤ<(ƠẬỘXVẬ5W/ụỤÍW8XW/ỉVÍÚƠýỤƠ6ẬÍ).7ẴụÙ>VỒWÍỤỮỉẹĂẾẾIFFHẺẼ6ỤỔ<ÙĂẺẾỄÊẺẼỒX(ỔƠ(ĂẺẾẺẼÙ8.Ơ(ỮỤWỬĂẺẺDC/<ỔDC/<(DC/<ÍỒỮƠDC.DụÙỈỘẼ)ỪẼéÍXẼìỤÍWÚẦẼÚỤĨWÚẼ5ỤỠWẼỬÙ@ỤẼụịtụẼỘÙ>8ỠWẼẻịẼù Ẽ.ÙỈVẼịỊẼọ=ỤẼỘÙỨẼ(ÍẼWÙ4WÚẼ)ÍỤẼỮỎVẼ<Ù ?WÚẼVLỘẼỬÙỤẼÙỲỘẼ5ỊẼỮỊVẼỒỊỤẼ<ÙỤẼ5&ỤẼVỸWẼịYÍẼÙỲỘẼÚ#VÂẼỘÙỨẼ<Õ.Ẽ<(>WÚẼ5ỊXẼỘÙ *WÚẼ<(ŨWÙẼỮ&.ẼẾỀẤẼỬÙỸWÚẼỘXỤẼ<(ỲWÚẼỘÌỘẼỖỤQ>ẼỬỤRWẼỘ]ÍẼ.ÙĨWẼ0WÚẼÙYÍẼÙỲỘẤẼỔ}WÚẼWÚỸWẼWÚ4ẼÙYÍẼÙỲỘẼ<ÙỤP>ẼỘÙỦWÙẼ7ÌỘẤẼ<(ŨWÙẼỒỊ8ẼỒỊỤẼÚỤĨỤẼ!>ÌẼ5LWẼ<L<ẬC.DéÙỨẼ<Õ.Ẽ<(>WÚẼ5ỊXẼỘÙ *WÚẼ<(ŨWÙẼỮ&.ẼẾỀC/.DC.ẼỘỮÍ))ĂẺ.eXỔ8ẺDẻÍẼ)@ẼỘÌỘẼỒỈWẼỘÙXẼ(MWÚẼỘÙỨẼỘỎWẼỸWẼỮ>8RWẼ<ÙƠXẼỘÙ *WÚẼ<(ŨWÙẼỮ&.ẼẾỀẼỮỊẼỖ]Ẽ5ŨẼWÙ ẼỘÌỘẼ.Ù *WÚẼ<ỤRWẼ<ÙỸWÚẼ<ỤWẼỖỈỤẼỘÙ{WÚẼỖJẼ<1WÚẼỖ ÍẦẼỖQẼỘÙỨẼ(ÍẼ<(XWÚẼỘÙ *WÚẼ<(ŨWÙẼỮ&.ẼẾỀẬẼẻÒ8ẼỮỊẼWÙÕWẼ<Ù0ỘẼ)ÍỤẼỮỎVẬẼụÙ2ỘẼ<PẼỖQẼ<ÙỤẼỮỊẼỒÍXẼÚ#VẼỘÙ *WÚẼ<(ŨWÙẼ<1ẼỮ&.ẼHẼỘÙXẼỖPWẼỮ&.ẼẾỀẬẼýỤRỘẼỘÙỨẼÙỲỘẼ5ỊẼỸWẼ<Õ.Ẽ<(>WÚẼ5ỊXẼỮ&.ẼẾỀẼỮỊẼỬÙỸWÚẼỖ]ẬC.DỵƠVẼỮỈỤẼỘÌỘẼỖQẼ(ÍẼWÙ4WÚẼWKVẼ<( &ỘẼỖYẦẼ<ỸỤẼ<ÙỌ8ẼỮ :WÚẼỬỤPWẼ<Ù0ỘẼỮ&.ẼẾÊẦẾẾẼỘÙỤPVẼỦ<ẼWÙỌ<ẼỘ"WÚẼỬÙXĨWÚẼỂÊẰẼ5ỊẼ.ÙĨỤẼWÙ Ẽ5Õ8ẼV&ỤẼỖ{WÚẼ5&ỤẼ5ỤRỘẼ<>8SWẼỘÙỲWẬC.DoÙỸWÚẼỘXỤẼ<(ỲWÚẼỘÌỘẼỖỤQ>ẼỬỤRWẼỘ]ÍẼ.ÙĨWẼ0WÚẼÙYÍẼÙỲỘC/.DC.ẼỘỮÍ))ĂẺ.eXỔ8ẺDùÍỤẼỮỎVẼWỊ8ẼỔỐWẼỖPWẼỖỤSVẼ)@ẼỬÙỸWÚẼỖỈ<Ẽ<@ỤẼỖÍẦẼ<ÙÕVẼỘÙỦẼỘÝWẼVỌ<ẼỖỤSVẬẼéÙ{WÚẼ<ỸỤẼ7ỤWẼ.ÙÒWẼ<ỦỘÙẼỬạẦẼỖSẼỘÌỘẼỒỈWẼ({<ẼỬỤWÙẼWÚÙỤRVẬC.Dụ(XWÚẼÙYÍẼÙỲỘẼWYỤẼỘÙ>WÚẼ5ỊẼỖNỘẼỒỤR<Ẽ<(XWÚẼÙYÍẼÙỲỘẼÙ4>ẼỘ*ẦẼ5ỤRỘẼ<ÙÍ8ẼỖ$ỤẼỖỤQ>ẼỬỤRWẼ.ÙĨWẼ0WÚẼỮỊẼỮỊVẼ<ÙÍ8ẼỖ$ỤẼ)ĨWẼ.ÙÔVẼ<ỈXẼ<ÙỊWÙẬC.DýỦẼỔẼ[ẼÂẼtÙĨWẼ0WÚẼỘ]ÍẼ<XỮ>ƠWẼ5&ỤẼỬÙỦẼỘỮXẼWP>ẼỖ :ỘẼỘÙỤP>Ẽ)ÌWÚẼ5ỊẼỖ>WẼWYWÚẦẼ<ÙŨẼ7Ĩ8Ẽ(ÍẼ.ÙĨWẼ0WÚẼ<ÙPẼ<ÙƠXẼỘ*ẼỘÙPẼÚ@ỘẼ5ỊẼỔÒ8ẼỘÙ>8QWẼ;ẼWÙYVẼVƠ<8ỮẬẼéÝWẼWP>ẼỖ :ỘẼỖ>WẼWYWÚẼ5ỊẼỘYẼVN<ẼỘ]ÍẼỒ=<Ẽ)LWẼ<ÙŨẼ.ÙĨWẼ0WÚẼ7Ĩ8Ẽ(ÍẼ<ÙƠXẼỘ*ẼỘÙPẼỤXWẼ5ỊẼ<ÙPẼ<(XWÚẼWÙÒWẼỒƠWzƠWẬC.DẻNỘẼÙỤR<Ẽ.ÙĨWẼ0WÚẼỘ]ÍẼV=<Ẽ)@ẼÙ8Ổ(XẼỘÍỘỒXWẼ5&ỤẼỒ(XVẬC.De(XVẼ;ẼỔỈWÚẼỔ>WÚẼỔƯỘÙẼ<ÙŨẼỘYẼ<ÙSẼ<ÙÍVẼÚỤÍẼỘÌỘẼ.ÙĨWẼ0WÚẼỘ=WÚẦẼỘÝWẼỒ(XVẼỔỈWÚẼÙ*ỤẼỮỈỤẼỘYẼ<ÙSẼ<ÙÍVẼÚỤÍẼ.ÙĨWẼ0WÚẼ<ÙPẬC.Dẹ}WÚẼWÚỸWẼWÚ4ẼÙYÍẼÙỲỘẼ<ÙỤP>ẼỘÙỦWÙẼ7ÌỘC/.DC.ẼỘỮÍ))ĂẺ.eXỔ8ẺDoÙỤẼỒỤS>ẼỔỤTWẼỘÌỘẼ!>ÌẼ<(ŨWÙẼỘÒWẼỒMWÚẼÙYÍẼÙỲỘẼWÙỌ<ẼỮỊẼỘÌỘẼỘÒWẼỒMWÚẼỖỤRWẼỮ8ẼÙXNỘẼỖ@ỤẼ5&ỤẼỘÌỘẼ.ÙĨWẼ0WÚẼ<Ù>ÕWẼWÚÙƯỘÙẼWÙ Ẽ.ÙĨWẼ0WÚẼƠ)<ƠẼÙYÍẼ<ÙŨẼ.ÙĨỤẼỔ}WÚẼỔỌ>Ẽ“Ă”ẼÙXNỘẼỔỌ>Ẽ“®”ẬC.DọP>Ẽ)ĨWẼ.ÙÔVẼỘ]ÍẼ.ÙĨWẼ0WÚẼỮỊẼỘÙỌ<ẼỬÙỦẼ<ÙŨẼ.ÙĨỤẼÚÙỤẼỬèVẼỔỌ>Ẽ“­”ẼWÚÍ8ẼỒỠWẼ.ÙĨỤẼ)ĨWẼ.ÙÔVẤẼỘÝWẼWP>ẼỮỊẼỘÙỌ<Ẽ(LWẼỬP<Ẽ<]ÍẼ<ÙŨẼ.ÙĨỤẼÚÙỤẼỬèVẼỔỌ>Ẽ“¯”ẼWÚÍ8ẼỒỠWẼ.ÙĨỤẬẼọÙ4WÚẼỖỤQ>ẼWỊ8ẼỘÌỘẼỒỈWẼ<Ù ?WÚẼỘÙXẼỮỊẼỬÙỸWÚẼ!>ÍWẼ<(ỲWÚẼWỠWẼỔTẼỒỴẼ!>ÍẼ5ỊẼWÙ Ẽ5Õ8ẼỔTẼỒƯẼVỌ<ẼỖỤSVẼ.ÙỎWẼWỊ8ẬC.Dụ(ŨWÙẼỒỊ8ẼỒỊỤẼÚỤĨỤẼ!>ÌẼ5LWẼ<L<C/.DC.ẼỘỮÍ))ĂẺ.eXỔ8ẺDýỦẼỔẼ[ẼÂẼýỤP<Ẽ.Ù *WÚẼ<(ŨWÙẼ.ÙĨWẼ0WÚẼÙYÍẼÙỲỘẼỘ]ÍẼịẼỀẼùẼ5&ỤẼỏẼỀẼẦẼùỏẼỀẼẦẼW &ỘẼéỮXẬẼụ(XWÚẼỘÌỘẼ.ÙĨWẼ0WÚẼỖYẼịẼỀẼùẼỘYẼ<ỦWÙẼỬÙ3ẼÙÍ8Ẽ<ỦWÙẼX78ẼÙYÍẦẼ5ŨẼ)ÍXẴẼẪéÒ>ẼẾẬẾẼẻQẼ<ÙỤẼ<>8SWẼ)ỤWÙẼẻị-éẻẼỬÙ@ỤẼảẼ-ẼỀÊÊỄBẬC.DoÙỤẼÚỤĨỤẼ<ÙỦỘÙẼ<ỦWÙẼỬÙ3ẼỘ]ÍẼịẼỀẼùẼỘÌỘẼỒỈWẼ<Ù ?WÚẼỘÙỨẼWYỤÂẼ5ŨẼỘYẼ)2ẼỘÙXẼƠỮƠỘ<(XWẼỮỊVẼ<KWÚẼ)@ẼX78ẼÙYÍẼỘ]ÍẼùẼVỊẼỬÙỸWÚẼ5ỤP<ẼỘÙỤẼ<ỤP<ẼWÙ ẼỔ &ỤẼỖÒ8Ẽ)ỞẼỬÙỸWÚẼỘYẼỖỤSVÂC.DùẼ-ỀẼ-ẼỀƠẼ®ẼùC.DùẼ-ỀẼ-ẼFƠẼ®ẼùẼ+ỂC.DùẼ-ỀẼ-ẼHƠẼ®ẼùẼ+FC.DòXWÚẼỘÌỘẼỒỈWẼ({<ẼỬỤWÙẼWÚÙỤRVẼỖSẼ5ỤRỘẼÙỲỘẼ5ỊẼỮỊVẼỒỊỤẼ<ÙỤẼỖỈ<ẼỬP<Ẽ!>ĨẼỘÍXẼWÙỌ<ẬC.DụÙùẼéảỏẼìỉảọìẼẪÚỤĨWÚẼ5ỤỠWẼỬÙ@ỤẼụịtụẼỘÙ>8ỠWẼẻịẼù Ẽ.ÙỈVẼịỊẼọ=ỤBC/.DụÙƠXẼoÙXÍẼÙỲỘẼẲẼẻ?ỤẼ)@WÚ