kimya 10
Quiz
•
Chemistry
•
10th Grade
•
Practice Problem
•
Medium
omer dilmann
Used 87+ times
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16 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
CuO bileşiğinde kütlece % 20 oksijen atomu bulunmaktadır.
Buna göre 60 gram bakırla kaç gram oksijen tepkimeye girer?
10
15
20
25
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Aşağıda kimyanın temel kanunları ve bu kanunları bulan bilim insanları verilmiştir.
I. Kütlenin Korunumu a. J. Dalton
II.Sabit Oranlar b. A. Lavoiser
III.Katlı Oranlar c. J. Proust
Buna göre eşleştirmelerden hangisi doğru yapılmıştır?
I.a, II.b, III.c
I.b, II.c, III.a
I.c, II.a, III.b
I.b, II.a, III.c
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Fe2O3 bileşiğinde demirin oksijene kütlece birleşme oranı
kaçtır? (Fe:56, O:16)7/3
3/7
7/2
2/7
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
X2O5 bileşiğinin kütlece birleşme oranı 7/20 'dir.Buna göre X'in atom kütlesi kaçtır? (O:16)
10
11
12
14
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Bütün kimyasal ve fiziksel olaylarda aşağıdakilerden hangisi kesinlikle korunur?
Hacim
Toplam kütle
Sıcaklık
Basınç
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
“Madde yoktan var edilemediği gibi, vardan da yok edilemez. Sadece birinden ötekine dönüşebilir” bu cümleyi karşılayan yasa aşağıdakilerden hangisidir?
Sabit oranlar kanunu
Katlı oranlar Kanunu
Dalton Kanunu
Kütlenin Korunumu Kanunu
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Azot ve oksijenden oluşmuş iki bileşikten birincisinde 14 gram azot 8 gram oksijenle, ikincisinde 14 gram azot 40 gram oksijenle birleşmiştir. Birinci bileşiğin formülü N2O ise, ikinci bileşiğin formülü nedir?
NO
N2O3
N2O5
N2O4
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