Page 49 - كتاب النشاط لمادة الكيمياء الصف التاسع
P. 49

19Na-%ra

        Earth and the Atmosphere wr† "aTĐRaq@0

                                                                                                          E=:9´C920
                   ˜Ô»ÒP±ÎÒP±`VIIIEb::±RjC;dҖ´±»Û Q±E¹C٭ҖE9C	´±¼C :Noble gases E9=;± ´±¼C5±

                                            ˜E»±RECµC4±c¯Ô¹Û @`=M±Z³¹K C^Ù C6 :Combustion ̱R„±
            d±»Õ ±Rh­Dú ÙҖԻb6M±¹bb±ÌRE=FbK 8E=1:´Cbú 9Ù c9ÔbR2 :Acid rain d1:± R2:±

                                                                                                                       ˜E=±
          C<4;:ҖÀ»M±`E4Ú ;:Ù ±³»±R±VL :dÒÔbÛ ±Ë…5±d³¹bb´±¼C :Greenhouse gases E=P± ´±¼C

                                                                                                      ˜«C16±c¯²RL ±`
             dE=P±´±¼C´C=:ú ¹C¹¼„E=–À»M±³»±RE»¹d¹RÚ 2K :Ù ±ÃC6»„± :Greenhouse effect E=P± R=?

                                                                                                               ˜ÔbÛ ±Ë…5±
            dE=P±´±¼C´C=:ú ¹C¹¼„E=À»M±³»±RE»¹dÃC6»± :Global warming d:C4± Ô»±R± ½C„±

                                                                                                               ˜ÔbÛ ±Ë…5±
        ^Ù C6E=ÐbK 8“NOxEÛ C4±C<5=j’`=M±Ò`=ÒR=;±`EÛ ¼C´CK RÙ :Nitrogen oxides `=ÒR=;± P=
C­

                        ˜´±»C=Û ±´CRú Ù dµPC:E46R:Ù ±³»±R±´C»¹P;«±b<±d`Ü¹Ø bb:±`=M±Ò`=ÒR=;±
         E±¼ˆEPC³¹K CÏPØÒ–ZC0:±`	±Pd_Û E=9: :Flue gas desulfurisation `	±P:± ¼C ` FR8± E±¼¯

                                               ˜Ô»b6M±¹bb±Ì±R±´C=Û 9:΅	G4Ú ;:Ù ±d1:±FR8±P=­dgC;Ù¼C
         ^b]ºÒ¥C<;HC;±µbL 9±`Pú 9–³»C=Û ±Ï¹CÏC3da=R_Û ¼C< :Catalytic converter ¼C6Û ± Îbú :Ù ±

                                                                                       ˜±»Õ Rh^Û ­EC¹±bc¯Ebú 9:Ù ±¹±b:±
                                                  ˜Ïb=C8±´CbRc9Ôbd4=Rj :Limestone ÔR=± R±
              ¹±bc¯DK R:Ù ±]8L 6`:K 1ҖDK RÙ `=aú dgC=:=^Ù C6 :Thermal decomposition Ô»±R± ]8L 6±

                                                                                                                      ˜X­
                 ˜Ïb=C8±P=­dgC=:=8±_
„±^:bҖÔR=±R9Ô»±R±]8L 6±`EC³¹K C :Lime d± R=±

ž¡
   44   45   46   47   48   49   50   51   52   53   54