- 1. it is scientific discipline involved with elements and compounds compose of atoms, molecules and ions.
A) biochemistry
B) chemistry
C) analytical chemistry
D) physical chemistry
- 2. group of one or two atoms that bonds together.
A) organic
B) molecules
C) ions
D) ions
- 3. electral charge, positive, proton negative, proton.
A) molecules
B) organic
C) ions
D) organic
- 4. study carbon containing compound
A) molecules
B) ions
C) ions
D) organic
- 5. that can be observed or measured without changing the substance
A) chemical property
B) physical chemistry
C) analytical chemistry
D) physical property
- 6. pure substance and mixture .
A) Physical Property
B) Analytical property
C) physical Chemistry
D) Chemical Property
- 7. focuse on compounds that doesn't have carbon
A) Organic chemistry
B) Biochemistry
C) Inorganic chemistry
D) Analytical Chemistry
- 8. Interaction between chemical elements and concepts to physics.
A) Organic Chemistry
B) Analytical chemistry
C) Biochemistry
D) Physical Chemistry
- 9. Study of chemical process with in living things metabulin, photosynthesis,DNA
A) Physical Chemistry
B) Organic Chemistry
C) Biochemistry
D) Analytical chemistry
- 10. Focuses on the structure and composition of matter.
A) Biochemistry
B) Analytical chemistry
C) Physical Chemistry
D) Organic Chemistry
- 11. Observable or measurable, it has definite shape volume.
A) Solid
B) Plasma
C) Gas
D) Liquid
- 12. it has indefinite shape or volume
A) BEC- Bose Einstein Condensate
B) Solid
C) Gas
D) Liquid
- 13. its a flows and takes the shape and fill the entire volume of its container.
A) Plasma
B) Gas
C) Solid
D) Liquid
- 14. what is best example particles of Solid
A) they can move freely
B) the particles are less slightly packed
C) particles
D) Particles are lightly packed, in a orderly manner
- 15. what is example particles of liquid?
A) they can move freely
B) particles
C) The particles are lightly packed, in a orderly manner
D) The particles are less slightly packed
- 16. What is example particles of Gas?
A) They can move freely
B) The particles are slightly packed, in an orderly manner
C) particles
D) The particles are less slightly packed
- 17. What is ancient name of Mercury
A) Aurom
B) Ferrum
C) Hydrargyros
D) Silver
- 18. What is ancient name of Iron
A) Silver
B) Hydrargyros
C) Aurom
D) Ferrum
- 19. What is ancient name of Gold
A) Hydrargyros
B) Mercury
C) Aurom
D) Ferrum
- 20. Their are works in labs or at crime scene to identify substances like drugs, toxins, fibers, bodily third that can help solve crimes.
A) Forensic scientist
B) Forensic Laboratory
C) Forensic science
D) Forensic Intelligence
- 21. it is a process of pouring liquid living the solid behind
A) Distillation
B) Decantation
C) Centrifugation
D) Filtration
- 22. It is a process water liquid fared of from the solid
A) Distillation
B) Centrifugation
C) Filtration
D) Decantation
- 23. It is a process of separating in the solivabe solid from the liquid distance by allowing the liquid to pass through porous materials
A) Evaporation
B) Flotation
C) Sublimation
D) Filtration
- 24. It is a process that involved evaporation and conderation of vollatile liquid
A) Distillation
B) Decantation
C) Filtration
D) Flotation
- 25. It is a process whein liquid substance turns into gaseous.
A) Evaporation
B) Filtration
C) Flotation
D) Chromatography
- 26. It is a process of changing solid to gaseous of state without passing through the liquid stail
A) Sublimation
B) Flotation
C) Evaporation
D) Distillation
- 27. It is attraction of elemental metal from impurities by passing through magnet.
A) Magnetic Separation
B) Evaporation
C) Sublimation
D) Chromatography
- 28. It is a process of agitating a mixture by bumbling aired into it allow small particles to flow.
A) Chromatography
B) Flotation
C) Sublimation
D) Magnetic Separation
- 29. It is a process it is a good or good substance that have different colors such as inks plant dyes.
A) Centrifugation
B) Magnetic Separation
C) Decantation
D) Chromatography
- 30. Combination of two or mores substance that are not chemically combined in a mix their own properties.
A) Mixture
B) Geneous
C) Heterogeneous
D) Homogeneous
- 31. They are made up of one phase or different parts and can be separated physically
A) Geneous
B) Homogeneous
C) Mixture
D) Heterogeneous
- 32. It is a uniform appearance
A) Homogeneous
B) Geneous
C) Mixture
D) Heterogeneous
- 33. Scientific concept explain the nature of matter proposing that everything in the universe is made of tiny, indivisible particles called atom.
A) General Chemistry
B) Forensic Scientific
C) Atomic Theory
D) Scientific Theory
- 34. His a greek philosopher and he name the smallest particles "ATOMOS" meaning not to be "CUT" piece of matter.
A) Niels Bohr
B) John Dalton
C) Democritus
D) J.J Thompson
- 35. He stated that all elements are made up composed of atoms
A) Niels Bohr
B) J.J Thompson
C) John Dalton
D) Democritus
- 36. He proped the "Plum Pudding Model" and He called the negatively change "Cospuscoles" today known as "Electron".
A) J.J Thompson
B) Niels Bohr
C) John Dalton
D) Democritus
- 37. Ice strong source of gamma ray which are use in treatment of cancer growth.
A) Gadolinium 135
B) Iodine 131
C) Sodium 24
D) Cobalt 60
- 38. He coined the term Alpha Beta and gamma rays to describe the 3 types of radio activity.
A) Niels Bohr
B) J.J Thompson
C) Ernest Rutherford
D) John Dalton
- 39. Use to determine more urinneralization to detect women who are suffering from coleo porasis
A) Iodine 123
B) Cobalt 60
C) Gadolinium 135
D) Iodine 131
- 40. Use to trace of flow the blood to detect the possible constrictions or abstractions in circulatory system.
A) Iodine 131
B) Sodium 24
C) Cobalt 60
D) Gadolinium 135
- 41. Use to determine actual activity of the thyroid land to treat detected seals
A) Sodium 24
B) Cobalt 60
C) Iodine 123
D) Iodine 131
- 42. Use to stand the brain to detect alzaimer disease
A) Sodium 24
B) Iodine 131
C) Gadolinium 135
D) Iodine 123
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