K\u00dcP\u00c7\u00dcLER ORTAOKULU 8\\A-B SINIFLARI FEN VE TEKNOLOJ\u0130 DERS\u0130
\n2. D\u00d6NEM 1. YAZILI SORULARI<\/p>\n
ADI_SOYADI NO:<\/p>\n
1. X+1 iyonu ile Y-2 iyonlar\u0131 aras\u0131nda kurulan molek\u00fcl\u00fcn form\u00fcl\u00fc a\u015fa\u011f\u0131dakilerden hangisidir?<\/p>\n
A) XY B) X2Y C) XY2 D) X2Y2<\/p>\n
2.
\nYanda verilen elementlerle ilgili a\u015fa\u011f\u0131daki ifadelerden hangileri do\u011frudur?<\/p>\n
I. Proton say\u0131s\u0131 en k\u00fc\u00e7\u00fck olan O en b\u00fcy\u00fck olan Cl\u2019dir.
\nII. F ve Cl atomlar\u0131n\u0131n son katman\u0131ndaki elektron say\u0131lar\u0131 e\u015fittir
\nIII. O ve F atomlar\u0131n\u0131n elektron dizilimleri ayn\u0131d\u0131r<\/p>\n
A) Yaln\u0131z I B) I ve II C) II ve III D) I ve III<\/p>\n
3. Gruplarda bulunan elementlerin hangi \u00f6zellikleri benzerdir?<\/p>\n
A) Proton say\u0131lar\u0131 B) Elektron say\u0131lar\u0131
\nC) Kimyasal \u00f6zellikleri D) Renkleri<\/p>\n
4. A\u015fa\u011f\u0131dakilerden hangisi metallerin \u00f6zelli\u011fi de\u011fildir?<\/p>\n
A) Elektri\u011fi iletirler. B) Tel haline gelirler.
\nC) Gaz halde bulunabilirler. D) Parlakt\u0131rlar.<\/p>\n
5. 8A grubu elementlerine ne ad verilir?
\nA) Soygazlar B) Alkali metaller
\nC) Halojenler D) Yar\u0131 metaller<\/p>\n
6. A\u015fa\u011f\u0131daki maddelerden hangisi elektron vermeye yatk\u0131nd\u0131r?<\/p>\n
A) Sodyum B) Klor C) Oksijen D) Neon<\/p>\n
7. A\u015fa\u011f\u0131daki atomlardan hangisi elektron almaya yatk\u0131nd\u0131r?
\nA) Be B) B C) N D) Ne<\/p>\n
8. A\u015fa\u011f\u0131daki bile\u015fiklerden hangisinde iyonik ba\u011f vard\u0131r?
\nA) BeNe B) BN C) H2O D) O2<\/p>\n
9. Mendeleyev elementleri hangi benzer \u00f6zelliklerine g\u00f6re s\u0131n\u0131fland\u0131rm\u0131\u015flard\u0131r?<\/p>\n
A) Elektron say\u0131lar\u0131 B) Proton say\u0131lar\u0131
\nC) K\u00fctle numaras\u0131 D) Atom a\u011f\u0131rl\u0131\u011f\u0131<\/p>\n
10. Nitrat iyonun yaz\u0131l\u0131\u015f\u0131 a\u015fa\u011f\u0131dakilerden hangisidir?<\/p>\n
A) NO3- B) MnO4- C) NH4+ D) ClO3-<\/p>\n
11. A\u015fa\u011f\u0131daki form\u00fcllerden hangisinde 3 \u00e7e\u015fit atom yoktur?
\nA) HCl B) H2SO4 C) Mg(NO3)2 D) KOH
\n12. CaCl2 + X \u2192 CaSO4 + 2 NaCl<\/p>\n
Yukardaki denkle\u015ftirilmi\u015f tepkimede hangi element yoktur?<\/p>\n
A) S B) Cl C) O D) Na<\/p>\n
13. A\u015fa\u011f\u0131dakilerden hangisi asidin \u00f6zelli\u011fi de\u011fildir?<\/p>\n
A) Ek\u015fidirler. B) Turnusol k\u00e2\u011f\u0131d\u0131n\u0131 k\u0131rm\u0131z\u0131ya \u00e7evirirler
\nC) Kaygand\u0131rlar D) Cildi yakarlar<\/p>\n
14. Bazlar\u0131n sulu \u00e7\u00f6zeltileri a\u015fa\u011f\u0131daki maddelerden hangileri ile reaksiyon vermez?<\/p>\n
I. NaOH II. H2SO4 III. NH3<\/p>\n
A)Yaln\u0131z II B) II ve III C) I ve III D) I, II ve III<\/p>\n
15. \u0130yon de\u011fi\u015ftirici re\u00e7ine yast\u0131klar i\u00e7in hangisi yanl\u0131\u015ft\u0131r?<\/p>\n
A) Suyun sertli\u011fine neden olan Ca2+ ve Mg2+ iyonlar\u0131 ile Na+ iyonu yer de\u011fi\u015ftirir.
\nB) Su molek\u00fcllerinin yap\u0131s\u0131n\u0131 bozmaz.
\nC) Sert sular\u0131n yumu\u015fat\u0131lmas\u0131nda kullan\u0131l\u0131r
\nD) Suyu mikroplardan ar\u0131nd\u0131r\u0131r.<\/p>\n
16. A\u015fa\u011f\u0131daki maddelerden hangisinin pH\u2019si 7\u2019den b\u00fcy\u00fckt\u00fcr?
\nA) Mide hap\u0131 B) Tuz ruhu C) Yo\u011furt D) Elma<\/p>\n
17. Bir dalgan\u0131n \u2026\u2026\u2026, dalgan\u0131n hava veya ba\u015fka bir ortam i\u00e7inden ge\u00e7erken ortamdaki taneciklerin ne s\u0131kl\u0131kla titre\u015fti\u011fini bildirir.<\/p>\n
Yukardaki bo\u015flu\u011fa hangi kelime gelmelidir?<\/p>\n
A)Frekans\u0131 B) Genli\u011fi C) \u015eiddeti D) Boyu<\/p>\n
18. A\u015fa\u011f\u0131dakilerden hangisi fosil yak\u0131tlar\u0131n yanmas\u0131 sonucu a\u00e7\u0131\u011fa \u00e7\u0131kmaz?<\/p>\n
A)CO2 B)SO2 C)NO2 D)NeO<\/p>\n
19. Ali y\u00fczeyi deri ile gerilmi\u015f davula tokmakla vurarak ses \u00e7\u0131kart\u0131yor. Buna g\u00f6re Ali a\u015fa\u011f\u0131dakilerden hangisini yaparsa daha b\u00fcy\u00fck frekansl\u0131 ses \u00e7\u0131kar\u0131r?<\/p>\n
A) Davula daha zay\u0131f vurursa
\nB) Davula daha \u015fiddetli vurursa
\nC) Davulun derisinin gerginli\u011fini azalt\u0131rsa
\nD) Davulun derisinin gerginli\u011fini art\u0131t\u0131sa<\/p>\n
20. \u00c7e\u015fitli seslerin birbirinden ay\u0131rt edilmesi:
\n1. Ses dalgalar\u0131n\u0131n frekanslar\u0131n\u0131n farkl\u0131 olmas\u0131
\n2. Ses dalgalar\u0131n\u0131n genliklerinin farkl\u0131 olmas\u0131
\n3. Ses dalgalar\u0131n\u0131n yay\u0131lma h\u0131zlar\u0131n\u0131n farkl\u0131 olmas\u0131
\nverilerinden hangileri ile a\u00e7\u0131klanabilir?<\/p>\n
A) Yaln\u0131z 1 B) 1 ve 2
\nC) 2 ve 3 D) 1, 2 ve 3<\/p>\n
G\u00fcr\u00fclt\u00fc s\u0131n\u0131r\u0131 60 dB\u2019dir.
\nSes kemikte suya g\u00f6re daha yava\u015f yay\u0131l\u0131r.
\nSes dalgalar\u0131 kaybolmaz ba\u015fka bir enerjiye d\u00f6n\u00fc\u015f\u00fcr.
\nG\u00fcne\u015fteki patlamalar\u0131 duyamay\u0131z \u00e7\u00fcnk\u00fc atmosfer engeller.
\nKlor mikrop \u00f6ld\u00fcr\u00fcc\u00fc olarak kullan\u0131l\u0131r.
\nKire\u00e7 asl\u0131nda Magnezyum ve Kalsiyumdur.
\nCH4 gaz\u0131 asit ya\u011fmurlar\u0131na neden olan gazlardan biridir.
\nA\u00e7\u0131k hava bas\u0131nc\u0131 barometre denilen bir aletle \u00f6l\u00e7\u00fcl\u00fcr.
\nCanl\u0131lar\u0131n ortama uyum sa\u011flamas\u0131na mutasyon denir.
\nN\u00fckleotidler ki\u015fiye \u00f6zg\u00fc proteinlerdir.
\n1. Hava kirlili\u011fini \u00f6nlemek i\u00e7in al\u0131nabilecek 5 \u00f6nlem yaz\u0131n\u0131z.
\n2. O, Cl, Al, K ve Ne elementleriyle yaz\u0131labilecek b\u00fct\u00fcn form\u00fclleri yaz\u0131n\u0131z.
\n3. Temizlik maddelerinde kullan\u0131lan 4 baz ve ya asit yaz\u0131n\u0131z.
\n4. 2 tane suda ayr\u0131\u015ft\u0131\u011f\u0131nda H+ veren form\u00fcl yaz\u0131n\u0131z.<\/p>\n
Dok\u00fcman\u0131n G\u00f6rselli Tam Halini \u0130ndirmek i\u00e7in TIKLAYINIZ<\/a><\/p>\n","protected":false},"excerpt":{"rendered":" K\u00dcP\u00c7\u00dcLER ORTAOKULU 8\\A-B SINIFLARI FEN VE TEKNOLOJ\u0130 DERS\u0130 2. D\u00d6NEM 1. YAZILI SORULARI ADI_SOYADI NO: 1. X+1 iyonu ile Y-2 iyonlar\u0131 aras\u0131nda kurulan molek\u00fcl\u00fcn form\u00fcl\u00fc a\u015fa\u011f\u0131dakilerden hangisidir? A) XY B) X2Y C) XY2 D) X2Y2 2. Yanda verilen elementlerle ilgili a\u015fa\u011f\u0131daki ifadelerden hangileri do\u011frudur? I. Proton say\u0131s\u0131 en k\u00fc\u00e7\u00fck olan O en b\u00fcy\u00fck olan Cl\u2019dir. … Devam\u0131n\u0131 oku…<\/a><\/p>\n","protected":false},"author":1686,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[18289,17980,13370],"tags":[19927,19926],"_links":{"self":[{"href":"https:\/\/www.sorubak.com\/blog\/wp-json\/wp\/v2\/posts\/57356"}],"collection":[{"href":"https:\/\/www.sorubak.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.sorubak.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.sorubak.com\/blog\/wp-json\/wp\/v2\/users\/1686"}],"replies":[{"embeddable":true,"href":"https:\/\/www.sorubak.com\/blog\/wp-json\/wp\/v2\/comments?post=57356"}],"version-history":[{"count":0,"href":"https:\/\/www.sorubak.com\/blog\/wp-json\/wp\/v2\/posts\/57356\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.sorubak.com\/blog\/wp-json\/wp\/v2\/media?parent=57356"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.sorubak.com\/blog\/wp-json\/wp\/v2\/categories?post=57356"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.sorubak.com\/blog\/wp-json\/wp\/v2\/tags?post=57356"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}