1.Kolay
Aşağıdaki özelliklerden hangisi metallere özgüdür?
- AÇoğu oda sıcaklığında gazdır
- BElektriği iyi iletirler
- CIsıyı kötü iletirler
- DKırılgan, parçalanan katılardır
Cevaplı Hemşirelik giriş sınavları için kimya çalışma kâğıdı
2.Kolay
What is a solution?
- AA mixture that is the same throughout (homogeneous)
- BA pure compound made of two elements
- CA mixture in which particles settle out on standing
- DA solid that has been melted
3.Kolay
What is a beta particle?
- AA neutron that leaves the nucleus
- BA wave of visible light
- CA helium nucleus with two protons and two neutrons
- DA high-energy electron released from a nucleus
4.Orta
What is the shape of a water molecule?
- ABent
- BFlat triangle
- CTetrahedral
- DLinear
5.Orta
What is a polymer?
- AA small molecule containing only two atoms of one element
- BA mixture of several different elements
- CAn ion with more than one charge
- DA large molecule built from many repeating smaller units called monomers
6.Orta
Hangi element en elektronegatiftir?
- AFlor
- BHelyum
- CDemir
- DSodyum
7.Zor
Alkanes follow the general formula CₙH₂ₙ₊₂. What is the formula of the alkane with 4 carbon atoms?
- AC₄H₁₂
- BC₄H₈
- CC₄H₁₀
- DC₄H₆
8.Zor
Which coefficients balance the equation for cellular respiration, __C₆H₁₂O₆ + __O₂ → __CO₂ + __H₂O?
- A1, 3, 6, 6
- B1, 6, 6, 12
- C1, 6, 6, 6
- D2, 6, 12, 6
Cevap anahtarı
- 1. B · Elektriği iyi iletirler
- 2. A · A mixture that is the same throughout (homogeneous)
- 3. D · A high-energy electron released from a nucleus
- 4. A · Bent
- 5. D · A large molecule built from many repeating smaller units called monomers
- 6. A · Flor
- 7. C · C₄H₁₀
- 8. C · 1, 6, 6, 6
Tam adım adım çözümler: bu konuyu examproblems.com’da çalışın.